A bash script to pull all outdated git branches

git-pull-all.sh

#!/bin/bash

git fetch > /dev/null

CURRENT_BRANCH=$(git branch --show-current)
OUTDATED_BRANCHES=$(git branch -v | grep 'behind' | tr -d '*' | awk '{ print $1 }')

for BRANCH in $OUTDATED_BRANCHES
do
        git checkout "$BRANCH" | head -1
        git pull
        echo
done

git checkout "$CURRENT_BRANCH"