git-grab

#!/bin/zsh

if [ X"$1" = X"-h" ]; then
        echo "Usage: git grab [remote]"
	echo "  Fetches changes from the supplied remote, or origin if omitted and rebases changes"
	echo "  onto your branch."
        exit 0
fi

REMOTE=$1
[ -z ${REMOTE} ] && REMOTE="origin"

function git_current_branch() {
  git symbolic-ref HEAD 2> /dev/null | sed -e 's/refs\/heads\///'
}
 
git fetch ${REMOTE} && git rebase -p ${REMOTE}/$(git_current_branch)