Initialise a shared git repository in BASH

initgroupgit.sh

#!/bin/bash

if [ $# -lt 2 ] 
  then  
    echo "Usage: $0 <path/to/repository> <GitGroupName>"
    exit 0
fi

#make the directory
mkdir $1

#init the repository
git init --bare --shared $1

#make sure the repository is shared amongst the git group
chgrp -R $2 $1