deleteOldGitBranches.sh

#!/bin/bash

#modified script from: http://stackoverflow.com/a/5396755/2128900

# Git lets you use very readable time formats!
cutoff_time="1 week ago"
# other examples:
# cutoff_time="July 23, 2010"
# cutoff_time="yesterday"

git for-each-ref refs/heads --format='%(refname)' | egrep -v 'master|dev' |
while read branch; do
git reflog expire --expire="$cutoff_time" $branch
if [ "$(git reflog show -1 $branch | wc -l)" -eq 0 ]; then
git branch -D ${branch#refs/heads/}
fi
done