(plus a couple of other minor fixups)
I was very, very, tempted to say "sorry; not supported". Sadly, prudence won over juvenile glee... PS: DOS == dominant operating system
(and the other Dan Carpenter finding too, while we're about it!) Note that neither of these is an actual issue, (and even less likely now that gitolite is pure perl and no shell metas used) but it's just playing safe.