git delete all remote branches code example
Example 1: git remove deleted remote branches
git fetch origin --prune
Example 2: git delete remote branch
git push -d <remote_name> <branch_name>
git branch -d <branch_name>
Example 3: remove all branches deleted on remote
git config --global alias.gone "! git fetch -p && git for-each-ref --format '%(refname:short) %(upstream:track)' | awk '\$2 == \"[gone]\" {print \$1}' | xargs -r git branch -D"
git gone
Example 4: Remove All Local Branches not on Remote
$ git branch -r | egrep -v -f /dev/fd/0 <(git branch -vv | grep origin) | xargs git branch -d