From: Johannes Schindelin <johannes.schindelin@gmx.de>
Date: Tue, 13 Feb 2007 18:41:24 GMT
Subject: Re: linux-2.6.git/packed-refs???
Message-ID: <Pine.LNX.4.63.0702131937240.22628@wbgn013.biozentrum.uni-wuerzburg.de>
In-Reply-To: <20070213181610.GA2782@thunk.org>

Hi,

On Tue, 13 Feb 2007, Theodore Tso wrote:

> On Tue, Feb 13, 2007 at 01:27:03AM -0800, Junio C Hamano wrote:
> > I noticed while scanning #git log that it appears that pack-refs
> > was run in your public repo and some people cannot clone over
> > dumb protocols with older git.
> > 
> >     commit 2986c02217f98809d8990e7679edf0f5d99f904d
> >     Author: Junio C Hamano <junkio@cox.net>
> >     Date:   Wed Nov 22 22:24:09 2006 -0800
> > 
> >     git-fetch: fix dumb protocol transport to fetch from pack-pruned ref
> > 
> > was the first revision that aligned dumb protocol clients with
> > pack-ref; unfortunately anything older will not find the ref
> > that was packed.
> 
> Stupid question.  Suppose someone has run git pack-refs on a
> repository.  What is the recommended way to reverse the process.  Is
> the answer is to clone the repository and then throw away the original
> one?  Is there another way to do it?

The easiest way I found here was to do

git-for-each-ref | while read sha1 tag name; do
	git update-ref -m "undo pack-ref" $name $sha1
done

Beware: this is tested once, and copied from memory.

Ciao,
Dscho