git-pullsubtree

#!/bin/sh
# Copyright: SZABO Gergely <szg@subogero.com>
# License  : WTFPL v2 <http://www.wtfpl.net/txt/copying/>
remote=$1
if [ -z "$remote" ]; then
  echo Please specify remote
  exit 1
fi
branch=$2
[ -z "$branch" ] && branch=master
echo Remote: $remote
echo Branch: $branch

git pull -s subtree $remote $branch