Restore more old Git completion behaviour.
authorIain Patterson <me@iain.cx>
Mon, 28 Jun 2010 09:54:05 +0000 (10:54 +0100)
committerIain Patterson <me@iain.cx>
Mon, 28 Jun 2010 09:58:18 +0000 (10:58 +0100)
commitd8d037e261b3ca06605bde627110ca31cec8901e
tree8dfe6b9d98e9134cec75870c8233c9ae3f734d8c
parentc72b06b8f53918ae4b414559d958207fffe9fc52
Restore more old Git completion behaviour.

If we can't figure out a head print nothing rather than (unknown) as
this can get annoying when becoming other users and/or changing into
trees without permissions on the .git directory.
.profile.d/git-completion.bashrc