Recursively update all git repositories

git-update.sh

#!/bin/bash
# Run from the parent directory with all of your git folders below
# find . searches the current directory
# -type d to find directories, not files
# -depth 1 for a maximum depth of one sub-directory
# -exec {} \; runs a custom command for every find
# git --git-dir={}/.git --work-tree=$PWD/{} pull git pulls the individual directories
find . -type d -depth 1 -exec git --git-dir={}/.git --work-tree=$PWD/{} pull origin master \;