post-receive hook for git

post-receive

#!/bin/sh

BACKUP=$GIT_DIR; # need to be first?
GIT_DIR="path/to/my/repo/.git";

while read oldrev newrev refname; do
    BRANCH=$(echo $refname | cut -f3 -d/);
    echo branch $BRANCH
    if [ "x$BRANCH" = "xalien" ]; then
        cd $GIT_DIR;
        /usr/bin/git merge $BRANCH;
    fi
done

GIT_DIR=$BACKUP;