pre-receive hook

#!/bin/bash
echo "PRE: $@" >&2
exit 0

# $ git push
# git@localhost's password:
# Counting objects: 5, done.
# Delta compression using up to 4 threads.
# Compressing objects: 100% (2/2), done.
# Writing objects: 100% (3/3), 261 bytes, done.
# Total 3 (delta 0), reused 0 (delta 0)
# remote: PRE:
# To git@localhost:test.git
#    4e372f5..69a7e79  master -> master