diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 8bd2e8da..27677e58 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -30,3 +30,42 @@ jobs:
       run: make test
     - name: Verify
       run: make verify
+
+  kind-linux-arm64:
+    # Hosted on Equinix
+    # Docs: https://github.com/fluxcd/flux2/tree/main/.github/runners
+    runs-on: [self-hosted, Linux, ARM64, equinix]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Setup Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: 1.17.x
+      - name: Run tests
+        run: make test
+      - name: Verify
+        run: make verify
+
+  # Runs 'make test' on macos-10.15 to assure development environment for
+  # contributors using MacOS.
+  darwin-amd64:
+    runs-on: macos-10.15
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Setup Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: 1.17.x
+      - name: Restore Go cache
+        uses: actions/cache@v1
+        with:
+          path: /home/runner/work/_temp/_github_home/go/pkg/mod
+          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-go-
+      - name: Run tests
+        run: make test
+      - name: Verify
+        run: make verify
diff --git a/.gitignore b/.gitignore
index d70c9445..1cb15be6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -30,5 +30,4 @@ testbin
 *~
 
 # Exclude all libgit2 related files
-hack/libgit2/
 build/
diff --git a/ATTRIBUTIONS.md b/ATTRIBUTIONS.md
index f7599bb6..20d5ada8 100644
--- a/ATTRIBUTIONS.md
+++ b/ATTRIBUTIONS.md
@@ -477,30 +477,35 @@ OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
 ----------------------------------------------------------------------
 
-The regex library (deps/regex/) is licensed under the GNU LGPL
-(available at the end of this file).
+The bundled PCRE implementation (deps/pcre/) is licensed under the BSD
+license.
 
-Definitions for data structures and routines for the regular
-expression library.
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
 
-Copyright (C) 1985,1989-93,1995-98,2000,2001,2002,2003,2005,2006,2008
-Free Software Foundation, Inc.
-This file is part of the GNU C Library.
+    * Redistributions of source code must retain the above copyright notice,
+      this list of conditions and the following disclaimer.
 
-The GNU C Library is free software; you can redistribute it and/or
-modify it under the terms of the GNU Lesser General Public
-License as published by the Free Software Foundation; either
-version 2.1 of the License, or (at your option) any later version.
+    * Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in the
+      documentation and/or other materials provided with the distribution.
 
-The GNU C Library is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-Lesser General Public License for more details.
+    * Neither the name of the University of Cambridge nor the name of Google
+      Inc. nor the names of their contributors may be used to endorse or
+      promote products derived from this software without specific prior
+      written permission.
 
-You should have received a copy of the GNU Lesser General Public
-License along with the GNU C Library; if not, write to the Free
-Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-02110-1301 USA.
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
 
 ----------------------------------------------------------------------
 
diff --git a/Dockerfile b/Dockerfile
index f8ef2efe..02d61a4f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,57 +3,97 @@ ARG GO_VERSION=1.17
 ARG XX_VERSION=1.1.0
 
 ARG LIBGIT2_IMG=ghcr.io/fluxcd/golang-with-libgit2
-ARG LIBGIT2_TAG=libgit2-1.1.1-4
+ARG LIBGIT2_TAG=libgit2-1.1.1-6
 
-FROM --platform=linux/amd64 ${LIBGIT2_IMG}:${LIBGIT2_TAG} as build-amd64
-FROM --platform=linux/arm64 ${LIBGIT2_IMG}:${LIBGIT2_TAG} as build-arm64
-FROM --platform=linux/arm/v7 ${LIBGIT2_IMG}:${LIBGIT2_TAG} as build-armv7
+FROM ${LIBGIT2_IMG}:${LIBGIT2_TAG} AS libgit2-libs
 
-FROM --platform=$BUILDPLATFORM build-$TARGETARCH$TARGETVARIANT AS build
+FROM --platform=$BUILDPLATFORM tonistiigi/xx:${XX_VERSION} AS xx
+
+FROM --platform=$BUILDPLATFORM golang:${GO_VERSION}-${BASE_VARIANT} as gostable
+
+FROM gostable AS go-linux
+
+# Build-base consists of build platform dependencies and xx.
+# These will be used at current arch to yield execute the cross compilations.
+FROM go-${TARGETOS} AS build-base
+
+RUN apk add --no-cache clang lld pkgconfig
+
+COPY --from=xx / /
+
+# build-go-mod can still be cached at build platform architecture.
+FROM build-base as build-go-mod
 
 # Configure workspace
 WORKDIR /workspace
 
-# This has its own go.mod, which needs to be present so go mod
-# download works.
+# Copy api submodule
 COPY api/ api/
 
 # Copy modules manifests
 COPY go.mod go.mod
 COPY go.sum go.sum
 
-# cache deps before building and copying source so that we don't need to re-download as much
-# and so that source changes don't invalidate our downloaded layer
+# Cache modules
 RUN go mod download
 
-RUN apk add clang lld pkgconfig ca-certificates
+# The musl-tool-chain layer is an adhoc solution
+# for the problem in which xx gets confused during compilation
+# and a) looks for gold linker and then b) cannot find musl's dynamic linker.
+FROM --platform=$BUILDPLATFORM alpine as musl-tool-chain
+
+COPY --from=xx / /
+
+RUN apk add bash curl tar
+
+WORKDIR /workspace
+COPY hack/download-musl.sh .
 
-ENV CGO_ENABLED=1
 ARG TARGETPLATFORM
+ARG TARGETARCH
+RUN ROOT_DIR="$(pwd)" TARGET_ARCH="$(xx-info alpine-arch)" ENV_FILE=true \
+        ./download-musl.sh
 
-RUN xx-apk add --no-cache \
-        musl-dev gcc lld binutils-gold
+# Build stage install per target platform
+# dependency and effectively cross compile the application.
+FROM build-go-mod as build
+
+ARG TARGETPLATFORM
+
+COPY --from=libgit2-libs /usr/local/ /usr/local/
+
+# Some dependencies have to installed
+# for the target platform: https://github.com/tonistiigi/xx#go--cgo
+RUN xx-apk add musl-dev gcc lld
+
+WORKDIR /workspace
+
+# Copy source code
+COPY main.go main.go
+COPY controllers/ controllers/
+COPY pkg/ pkg/
+
+COPY --from=musl-tool-chain /workspace/build /workspace/build
+
+ARG TARGETPLATFORM
+ARG TARGETARCH
+ENV CGO_ENABLED=1
 
 # Performance related changes:
 # - Use read-only bind instead of copying go source files.
 # - Cache go packages.
-RUN --mount=target=. \
-    --mount=type=cache,target=/root/.cache/go-build \
-    --mount=type=cache,target=/go/pkg \
-    export LIBRARY_PATH="/usr/local/$(xx-info triple)/lib:/usr/local/$(xx-info triple)/lib64:${LIBRARY_PATH}" && \
+RUN export $(cat build/musl/$(xx-info alpine-arch).env | xargs) && \
+    export LIBRARY_PATH="/usr/local/$(xx-info triple):/usr/local/$(xx-info triple)/lib64" && \
     export PKG_CONFIG_PATH="/usr/local/$(xx-info triple)/lib/pkgconfig:/usr/local/$(xx-info triple)/lib64/pkgconfig" && \
-	export FLAGS="$(pkg-config --static --libs --cflags libssh2 openssl libgit2)" && \
-    CGO_LDFLAGS="${FLAGS} -static" \
-	xx-go build \
+    export CGO_LDFLAGS="$(pkg-config --static --libs --cflags libssh2 openssl libgit2) -static" && \
+    GOARCH=$TARGETARCH go build  \
         -ldflags "-s -w" \
         -tags 'netgo,osusergo,static_build' \
-        -o /image-automation-controller -trimpath \
-    main.go
+        -o /image-automation-controller -trimpath main.go;
 
 # Ensure that the binary was cross-compiled correctly to the target platform.
 RUN xx-verify --static /image-automation-controller
 
-
 FROM alpine:3.15
 
 ARG TARGETPLATFORM
diff --git a/Makefile b/Makefile
index d1e6e1da..4d50d240 100644
--- a/Makefile
+++ b/Makefile
@@ -8,7 +8,7 @@ CRD_OPTIONS ?= crd:crdVersions=v1
 
 # Base image used to build the Go binary
 LIBGIT2_IMG ?= ghcr.io/fluxcd/golang-with-libgit2
-LIBGIT2_TAG ?= libgit2-1.1.1-4
+LIBGIT2_TAG ?= libgit2-1.1.1-6
 
 # Allows for defining additional Docker buildx arguments,
 # e.g. '--push'.
@@ -29,30 +29,72 @@ REFLECTOR_VER ?= v0.16.0
 
 # Repository root based on Git metadata.
 REPOSITORY_ROOT := $(shell git rev-parse --show-toplevel)
+BUILD_DIR := $(REPOSITORY_ROOT)/build
 
-LIBGIT2_PATH := $(REPOSITORY_ROOT)/build/libgit2
+# Other dependency versions
+ENVTEST_BIN_VERSION ?= 1.19.2
+
+# Caches libgit2 versions per tag, "forcing" rebuild only when needed.
+LIBGIT2_PATH := $(BUILD_DIR)/libgit2/$(LIBGIT2_TAG)
 LIBGIT2_LIB_PATH := $(LIBGIT2_PATH)/lib
 LIBGIT2_LIB64_PATH := $(LIBGIT2_PATH)/lib64
 LIBGIT2 := $(LIBGIT2_LIB_PATH)/libgit2.a
+MUSL-CC =
 
 export CGO_ENABLED=1
-export LIBRARY_PATH=$(LIBGIT2_LIB_PATH):$(LIBGIT2_LIB64_PATH)
-export PKG_CONFIG_PATH=$(LIBGIT2_LIB_PATH)/pkgconfig:$(LIBGIT2_LIB64_PATH)/pkgconfig
-export CGO_CFLAGS=-I$(LIBGIT2_PATH)/include
+export PKG_CONFIG_PATH=$(LIBGIT2_LIB_PATH)/pkgconfig
+export LIBRARY_PATH=$(LIBGIT2_LIB_PATH)
+export CGO_CFLAGS=-I$(LIBGIT2_PATH)/include -I$(LIBGIT2_PATH)/include/openssl
+
 
+# The pkg-config command will yield warning messages until libgit2 is downloaded.
 ifeq ($(shell uname -s),Darwin)
-	export CGO_LDFLAGS=-L$(LIBGIT2_LIB_PATH) -lssh2 -lssl -lcrypto -lgit2
+export CGO_LDFLAGS=$(shell PKG_CONFIG_PATH=$(PKG_CONFIG_PATH) pkg-config --libs --static --cflags libssh2 openssl libgit2 2>/dev/null)
+GO_STATIC_FLAGS=-ldflags "-s -w" -tags 'netgo,osusergo,static_build'
+else
+export PKG_CONFIG_PATH:=$(PKG_CONFIG_PATH):$(LIBGIT2_LIB64_PATH)/pkgconfig
+export LIBRARY_PATH:=$(LIBRARY_PATH):$(LIBGIT2_LIB64_PATH)
+export CGO_LDFLAGS=$(shell PKG_CONFIG_PATH=$(PKG_CONFIG_PATH) pkg-config --libs --static --cflags libssh2 openssl libgit2 2>/dev/null)
+endif
+
+ifeq ($(shell uname -s),Linux)
+ifeq ($(shell uname -m),x86_64)
+# Linux x86_64 seem to be able to cope with the static libraries
+# by having only musl-dev installed, without the need of using musl toolchain.
+	GO_STATIC_FLAGS=-ldflags "-s -w" -tags 'netgo,osusergo,static_build'
 else
-	export CGO_LDFLAGS=$(shell PKG_CONFIG_PATH=$(PKG_CONFIG_PATH) pkg-config --libs --static --cflags libssh2 openssl libgit2)
+	MUSL-PREFIX=$(BUILD_DIR)/musl/$(shell uname -m)-linux-musl-native/bin/$(shell uname -m)-linux-musl
+	MUSL-CC=$(MUSL-PREFIX)-gcc
+	export CC=$(MUSL-PREFIX)-gcc
+	export CXX=$(MUSL-PREFIX)-g++
+	export AR=$(MUSL-PREFIX)-ar
+	GO_STATIC_FLAGS=-ldflags "-s -w -extldflags \"-static\"" -tags 'netgo,osusergo,static_build'
 endif
+endif
+
+# API (doc) generation utilities
+CONTROLLER_GEN_VERSION ?= v0.7.0
+GEN_API_REF_DOCS_VERSION ?= v0.3.0
 
-# Get the currently used golang install path (in GOPATH/bin, unless GOBIN is set)
+# If gobin not set, create one on ./build and add to path.
 ifeq (,$(shell go env GOBIN))
-GOBIN=$(shell go env GOPATH)/bin
+export GOBIN=$(BUILD_DIR)/gobin
 else
-GOBIN=$(shell go env GOBIN)
+export GOBIN=$(shell go env GOBIN)
 endif
+export PATH:=${GOBIN}:${PATH}
 
+# Architecture to use envtest with
+ifeq ($(shell uname -m),x86_64)
+ENVTEST_ARCH ?= amd64
+else
+ENVTEST_ARCH ?= arm64
+endif
+
+ifeq ($(shell uname -s),Darwin)
+# Envtest only supports darwin-amd64
+ENVTEST_ARCH=amd64
+endif
 
 TEST_CRDS := controllers/testdata/crds
 
@@ -88,13 +130,15 @@ ${CACHE}/imagepolicies_${REFLECTOR_VER}.yaml:
 	curl -s --fail https://raw.githubusercontent.com/fluxcd/image-reflector-controller/${REFLECTOR_VER}/config/crd/bases/image.toolkit.fluxcd.io_imagepolicies.yaml \
 		-o ${CACHE}/imagepolicies_${REFLECTOR_VER}.yaml
 
+check-deps:
+ifeq ($(shell uname -s),Darwin)
+	if ! command -v pkg-config &> /dev/null; then echo "pkg-config is required"; exit 1; fi
+endif
+
 KUBEBUILDER_ASSETS?="$(shell $(ENVTEST) --arch=$(ENVTEST_ARCH) use -i $(ENVTEST_KUBERNETES_VERSION) --bin-dir=$(ENVTEST_ASSETS_DIR) -p path)"
 test: $(LIBGIT2) test-api test_deps generate fmt vet manifests api-docs	install-envtest ## Run tests
 	KUBEBUILDER_ASSETS=$(KUBEBUILDER_ASSETS) \
-	go test ./... \
-		-ldflags "-s -w" \
-		-coverprofile cover.out \
-	 	-tags 'netgo,osusergo,static_build'
+	go test $(GO_STATIC_FLAGS) ./... -coverprofile cover.out
 
 test-api:	## Run api tests
 	cd api; go test ./... -coverprofile cover.out
@@ -104,7 +148,7 @@ manager: $(LIBGIT2) generate fmt vet	## Build manager binary
 
 
 run: $(LIBGIT2) generate fmt vet manifests	# Run against the configured Kubernetes cluster in ~/.kube/config
-	go run ./main.go --log-level=${LOG_LEVEL} --log-encoding=console
+	go run $(GO_STATIC_FLAGS) ./main.go --log-level=${LOG_LEVEL} --log-encoding=console
 
 install: manifests	## Install CRDs into a cluster
 	kustomize build config/crd | kubectl apply -f -
@@ -159,35 +203,40 @@ docker-deploy:	## Set the Docker image in-cluster
 	kubectl -n flux-system set image deployment/image-automation-controller manager=$(IMG):$(TAG)
 
 # Find or download controller-gen
-CONTROLLER_GEN = $(shell pwd)/bin/controller-gen
+CONTROLLER_GEN = $(GOBIN)/controller-gen
 .PHONY: controller-gen
 controller-gen: ## Download controller-gen locally if necessary.
 	$(call go-install-tool,$(CONTROLLER_GEN),sigs.k8s.io/controller-tools/cmd/controller-gen@v0.7.0)
 
 libgit2: $(LIBGIT2)  ## Detect or download libgit2 library
 
-$(LIBGIT2):
-	IMG_TAG=$(LIBGIT2_IMG):$(LIBGIT2_TAG) ./hack/extract-libraries.sh
+$(LIBGIT2): $(MUSL-CC)
+	IMG=$(LIBGIT2_IMG) TAG=$(LIBGIT2_TAG) ./hack/install-libraries.sh
+
+$(MUSL-CC):
+ifneq ($(shell uname -s),Darwin)
+	./hack/download-musl.sh
+endif
 
 # Find or download gen-crd-api-reference-docs
-GEN_CRD_API_REFERENCE_DOCS = $(shell pwd)/bin/gen-crd-api-reference-docs
+GEN_CRD_API_REFERENCE_DOCS = $(GOBIN)/gen-crd-api-reference-docs
 .PHONY: gen-crd-api-reference-docs
 gen-crd-api-reference-docs:
 	$(call go-install-tool,$(GEN_CRD_API_REFERENCE_DOCS),github.com/ahmetb/gen-crd-api-reference-docs@v0.3.0)
 
-ENVTEST_ASSETS_DIR=$(shell pwd)/testbin
+ENVTEST_ASSETS_DIR=$(BUILD_DIR)/testbin
 ENVTEST_KUBERNETES_VERSION?=latest
 install-envtest: setup-envtest
 	mkdir -p ${ENVTEST_ASSETS_DIR}
 	$(ENVTEST) use $(ENVTEST_KUBERNETES_VERSION) --arch=$(ENVTEST_ARCH) --bin-dir=$(ENVTEST_ASSETS_DIR)
+	chmod -R u+w $(BUILD_DIR)/testbin
 
-ENVTEST = $(shell pwd)/bin/setup-envtest
+ENVTEST = $(GOBIN)/setup-envtest
 .PHONY: envtest
 setup-envtest: ## Download envtest-setup locally if necessary.
 	$(call go-install-tool,$(ENVTEST),sigs.k8s.io/controller-runtime/tools/setup-envtest@latest)
 
 # go-install-tool will 'go install' any package $2 and install it to $1.
-PROJECT_DIR := $(shell dirname $(abspath $(lastword $(MAKEFILE_LIST))))
 define go-install-tool
 @[ -f $(1) ] || { \
 set -e ;\
@@ -195,7 +244,7 @@ TMP_DIR=$$(mktemp -d) ;\
 cd $$TMP_DIR ;\
 go mod init tmp ;\
 echo "Downloading $(2)" ;\
-GOBIN=$(PROJECT_DIR)/bin go install $(2) ;\
+env -i bash -c "GOBIN=$(GOBIN) PATH=$(PATH) GOPATH=$(shell go env GOPATH) GOCACHE=$(shell go env GOCACHE) go install $(2)" ;\
 rm -rf $$TMP_DIR ;\
 }
 endef
diff --git a/hack/download-musl.sh b/hack/download-musl.sh
new file mode 100755
index 00000000..3f5b527d
--- /dev/null
+++ b/hack/download-musl.sh
@@ -0,0 +1,71 @@
+#!/usr/bin/env bash
+
+set -eoux pipefail
+
+MUSL_X86_64_FILENAME=x86_64-linux-musl-native.tgz
+MUSL_X86_64_SHA512=44d441ad9aa11a06feddf3daa4c9f53ad7d9ca37af1f5a61379aca07793703d179410cea723c1b7fca94c4de19a321228bdb3656bc5cbdb5e3bea8e2d6dac6c7
+MUSL_AARCH64_FILENAME=aarch64-linux-musl-native.tgz
+MUSL_AARCH64_SHA512=16d544e09845c9dbba50f29e0cb04dd661e17eb63c56acad6a67fd2a78aa7596b792477c7177d3cd56d408a27dc291a90507df882f2b099c0f25511ce08fd3b5
+MUSL_XX86_64_FILENAME=x86_64-linux-musl-cross.tgz
+MUSL_XX86_64_SHA512=52abd1a56e670952116e35d1a62e048a9b6160471d988e16fa0e1611923dd108a581d2e00874af5eb04e4968b1ba32e0eb449a1f15c3e4d5240ebe09caf5a9f3
+MUSL_XAARCH64_FILENAME=aarch64-linux-musl-cross.tgz
+MUSL_XAARCH64_SHA512=8695ff86979cdf30fbbcd33061711f5b1ebc3c48a87822b9ca56cde6d3a22abd4dab30fdcd1789ac27c6febbaeb9e5bde59d79d66552fae53d54cc1377a19272
+MUSL_XARMV7_FILENAME=armv7l-linux-musleabihf-cross.tgz
+MUSL_XARMV7_SHA512=1bb399a61da425faac521df9b8d303e60ad101f6c7827469e0b4bc685ce1f3dedc606ac7b1e8e34d79f762a3bfe3e8ab479a97e97d9f36fbd9fc5dc9d7ed6fd1
+
+TARGET_ARCH="${TARGET_ARCH:-$(uname -m)}"
+ENV_FILE="${ENV_FILE:-false}"
+
+MUSL_FILENAME=""
+MUSL_SHA512=""
+
+ROOT_DIR="${ROOT_DIR:-$(git rev-parse --show-toplevel)}"
+MUSL_DIR="${ROOT_DIR}/build/musl"
+
+
+if [ "${TARGET_ARCH}" = "$(uname -m)" ]; then
+    MUSL_FILENAME="${MUSL_X86_64_FILENAME}"
+    MUSL_SHA512="${MUSL_X86_64_SHA512}"
+    MUSL_PREFIX="${TARGET_ARCH}-linux-musl-native/bin/${TARGET_ARCH}-linux-musl"
+    if [ "${TARGET_ARCH}" = "arm64" ] || [ "${TARGET_ARCH}" = "aarch64" ]; then
+        MUSL_FILENAME="${MUSL_AARCH64_FILENAME}"
+        MUSL_SHA512="${MUSL_AARCH64_SHA512}"
+    fi
+else
+    MUSL_FILENAME="${MUSL_XX86_64_FILENAME}"
+    MUSL_SHA512="${MUSL_XX86_64_SHA512}"
+    MUSL_PREFIX="${TARGET_ARCH}-linux-musl-cross/bin/${TARGET_ARCH}-linux-musl"
+    if [ "${TARGET_ARCH}" = "arm64" ] || [ "${TARGET_ARCH}" = "aarch64" ]; then
+        MUSL_FILENAME="${MUSL_XAARCH64_FILENAME}"
+        MUSL_SHA512="${MUSL_XAARCH64_SHA512}"
+    elif [ "${TARGET_ARCH}" = "arm" ] || [ "${TARGET_ARCH}" = "armv7" ]; then
+        MUSL_FILENAME="${MUSL_XARMV7_FILENAME}"
+        MUSL_SHA512="${MUSL_XARMV7_SHA512}"
+        MUSL_PREFIX=armv7l-linux-musleabihf-cross/bin/armv7l-linux-musleabihf
+    fi
+fi
+
+mkdir -p "${MUSL_DIR}"
+
+if "${ENV_FILE}"; then
+    cat<<EOF > "${MUSL_DIR}/${TARGET_ARCH}.env"
+CC="$(pwd)/build/musl/${MUSL_PREFIX}-gcc"
+CXX="$(pwd)/build/musl/${MUSL_PREFIX}-g++"
+AR="$(pwd)/build/musl/${MUSL_PREFIX}-ar"
+EOF
+fi
+
+MUSL_AARCH64_URL="https://more.musl.cc/11.2.1/x86_64-linux-musl/${MUSL_FILENAME}"
+
+if [ ! -f "${MUSL_DIR}/bin" ]; then
+    TARGET_FILE="${MUSL_DIR}/${MUSL_FILENAME}"
+    curl -o "${TARGET_FILE}" -LO "${MUSL_AARCH64_URL}"
+    if ! echo "${MUSL_SHA512}  ${TARGET_FILE}" | sha512sum; then
+        echo "Checksum failed for ${MUSL_FILENAME}."
+        rm -rf "${MUSL_DIR}"
+        exit 1
+    fi
+
+    tar xzf "${TARGET_FILE}" -C "${MUSL_DIR}"
+    rm "${TARGET_FILE}"
+fi
diff --git a/hack/install-libraries.sh b/hack/install-libraries.sh
new file mode 100755
index 00000000..630ac7ac
--- /dev/null
+++ b/hack/install-libraries.sh
@@ -0,0 +1,97 @@
+#!/usr/bin/env bash
+
+set -euxo pipefail
+
+IMG="${IMG:-}"
+TAG="${TAG:-}"
+IMG_TAG="${IMG}:${TAG}"
+
+function extract(){
+    PLATFORM=$1
+    DIR=$2
+
+    id=$(docker create --platform="${PLATFORM}" "${IMG_TAG}" sh)
+    docker cp "${id}":/usr/local - > output.tar.gz
+    docker rm -v "${id}"
+
+    tar -xf output.tar.gz "local/${DIR}"
+    rm output.tar.gz
+}
+
+function setup() {
+    PLATFORM=$1
+    DIR=$2
+
+    extract "${PLATFORM}" "${DIR}"
+
+    NEW_DIR="$(/bin/pwd)/build/libgit2/${TAG}"
+    INSTALLED_DIR="/usr/local/${DIR}"
+
+    mv "local/${DIR}" "${TAG}"
+    rm -rf "local"
+    mv "${TAG}/" "./build/libgit2"
+
+    # Update the prefix paths included in the .pc files.
+    # This will make it easier to update to the location in which they will be used.
+    find "${NEW_DIR}" -type f -name "*.pc" | xargs -I {} sed -i "s;${INSTALLED_DIR};${NEW_DIR};g" {}
+}
+
+function setup_current() {
+    if [ -d "./build/libgit2/${TAG}" ]; then
+        echo "Skipping libgit2 setup as it already exists"
+        exit 0
+    fi
+
+    mkdir -p "./build/libgit2"
+    if [[ $OSTYPE == 'darwin'* ]]; then
+        # For MacOS development environments, download the amd64 static libraries released from from golang-with-libgit2.
+
+        curl -o output.tar.gz -LO "https://github.com/fluxcd/golang-with-libgit2/releases/download/${TAG}/darwin-libs.tar.gz"
+
+        DIR=libgit2-darwin
+        NEW_DIR="$(/bin/pwd)/build/libgit2/${TAG}"
+        INSTALLED_DIR="/Users/runner/work/golang-with-libgit2/golang-with-libgit2/build/${DIR}-amd64"
+
+        tar -xf output.tar.gz
+        rm output.tar.gz
+        mv "${DIR}" "${TAG}"
+        mv "${TAG}/" "./build/libgit2"
+
+        LIBGIT2_SED="s;-L/Applications/Xcode_.* ;;g"
+        LIBGIT2PC="$(/bin/pwd)/build/libgit2/${TAG}/lib/pkgconfig/libgit2.pc"
+        # Some macOS users may override their sed with gsed. If gsed is the PATH, use that instead.
+        if command -v gsed &> /dev/null; then
+            # Removes abs path from build machine, and let iconv be resolved automatically by default search paths.
+            gsed -i "${LIBGIT2_SED}" "${LIBGIT2PC}"
+
+            # Update the prefix paths included in the .pc files.
+            # This will make it easier to update to the location in which they will be used.
+            # sed has a sight different behaviour in MacOS
+            find "${NEW_DIR}" -type f -name "*.pc" | xargs -I {} gsed -i "s;${INSTALLED_DIR};${NEW_DIR};g" {}
+        else
+            # Removes abs path from build machine, and let iconv be resolved automatically by default search paths.
+            sed -i "" "${LIBGIT2_SED}" "${LIBGIT2PC}"
+
+            # Update the prefix paths included in the .pc files.
+            # This will make it easier to update to the location in which they will be used.
+            # sed has a sight different behaviour in MacOS
+            find "${NEW_DIR}" -type f -name "*.pc" | xargs -I {} sed -i "" "s;${INSTALLED_DIR};${NEW_DIR};g" {}
+        fi
+    else
+        # for linux development environments, use the static libraries from the official container images.
+        DIR="x86_64-alpine-linux-musl"
+        PLATFORM="linux/amd64"
+
+        if [[ "$(uname -m)" == armv7* ]]; then
+            DIR="armv7-alpine-linux-musleabihf"
+            PLATFORM="linux/arm/v7"
+        elif [ "$(uname -m)" = "arm64" ] || [ "$(uname -m)" = "aarch64" ]; then
+            DIR="aarch64-alpine-linux-musl"
+            PLATFORM="linux/arm64"
+        fi
+        
+        setup "${PLATFORM}" "${DIR}"
+    fi
+}
+
+setup_current