diff --git a/worktree.sh b/worktree.sh
new file mode 100644
index 0000000..b8a2b36
--- /dev/null
+++ b/worktree.sh
@@ -0,0 +1,17 @@
+#!/bin/bash -e
+
+repo=$1
+dir="${repo##*/}"
+dir="${dir%.*}"
+echo $dir
+branch=$2
+defaultBranch="${branch:-main}"
+
+mkdir -p $dir
+cd $dir
+
+git clone --bare $repo .bare
+echo "gitdir: ./.bare" > .git
+echo "    fetch = +refs/heads/*:refs/remotes/origin/*" >> ./.bare/config
+
+git worktree add $defaultBranch