From 0fd87433496d6c50b2fe8f3d9456329d710192b7 Mon Sep 17 00:00:00 2001
From: David McWhorter <105815369+dmcwhorter-ddl@users.noreply.github.com>
Date: Wed, 1 Nov 2023 13:34:05 -0400
Subject: [PATCH] Allow domino-build.sh script to succeed if building a
 'detached HEAD' git commit (#43)

---
 domino-build.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/domino-build.sh b/domino-build.sh
index c7eac21a16..2b9df485ba 100755
--- a/domino-build.sh
+++ b/domino-build.sh
@@ -29,7 +29,7 @@ SOURCE_IMAGE_TAG="$(<version.txt)"
 TARGET_GIT_REV_TAG="${SOURCE_IMAGE_TAG}-$(git rev-parse --short HEAD)"
 TARGET_IMAGE_TAGS=("${TARGET_GIT_REV_TAG}")
 
-BRANCH_NAME="$(git symbolic-ref --short --quiet HEAD)"
+BRANCH_NAME="$(git symbolic-ref --short --quiet HEAD || echo "")"
 if [ -n "${BRANCH_NAME}" ]; then
   TARGET_IMAGE_TAGS+=("${SOURCE_IMAGE_TAG}-${BRANCH_NAME}.latest")
 fi