Install git submodules from a .gitmodules file

gitsubmodules.sh

#!/bin/sh

set -e

git config -f .gitmodules --get-regexp '^submodule\..*\.path$' |
    while read path_key path
    do
        url_key=$(echo $path_key | sed 's/\.path/.url/')
        url=$(git config -f .gitmodules --get "$url_key")
        git submodule add $url $path
    done

Thank you for the nice script. But why git dose not respect .gitmodules file which already created when you add a new repo. ??