Prepend branch name to git commit messages

#!/bin/sh

# Add this to .git/hooks/prepare-commit-msg
# Prepends the current branch name to the git commit message
TMPFILE=`mktemp /tmp/git-commit-msg.XXXXX`
BRANCH=`git rev-parse --abbrev-ref HEAD`
echo -n "$BRANCH " > $TMPFILE
cat $1 >> $TMPFILE
cat $TMPFILE > $1
rm $TMPFILE