Update all git-repositories inside a root folder

git-update.sh

#!/bin/bash

# Update git repositorties inside a folder
# how to execute:
#   chmod +x git-update.sh
#   ./git-update.sh ROOT_FOLDER_PATH

if [ "$#" == "1" ]; then
  cd $1
fi

for FOLDER in $(ls -d */);
do
	echo "***** $FOLDER *****"
	cd $FOLDER

	if git status &>/dev/null; then
		echo -e "\t\tDirectory is under the control of git"
		ACTIVE_BRANCH=$(git rev-parse --abbrev-ref HEAD)
		
		echo -e "\t\tUpdating all remotes"
		git fetch --all &>/dev/null
		
		if [ "$ACTIVE_BRANCH" == "master" ]; then
			echo -e "\t\t$ACTIVE_BRANCH branch is active, updating..."
			git pull &>/dev/null
		else
			echo -e "\t\tupdating master branch..."
			git fetch origin master:master &>/dev/null
		fi
	else
		echo "Directory is not under the control of git"
	fi
	
	cd ..
done