Re: [PATCH 5/6] Teach "fsck" not to follow subproject links

From: Junio C Hamano <junkio@cox.net>
Date: Apr 12, 2007, 02:30 UTC
Message-ID: <7vbqhul3yk.fsf@assigned-by-dhcp.cox.net>
In-Reply-To: <Pine.LNX.4.64.0704111903060.4061@woody.linux-foundation.org>

Linus Torvalds <torvalds@linux-foundation.org> writes:

Show 9 quoted lines

> But for git projects, even alternates isn't safe, in case somebody bases 
> their own work on a version of "pu" that eventually goes away (even with 
> reflogs, pruning *eventually* takes place).
>
> So I tend to think that alternates and shared object directories are 
> really for "temporary" stuff, or for *managed* repositories that are at 
> git *hosting* sites (eg repo.or.cz), and where there is some other safety 
> involved, ie users don't actually access the object directories directly 
> in any way.

Actually that is not even true for repo.or.cz -- the site lets people to create *forks* of the main project, and I recall it is implemented in terms of alternates.

That's one of the reasons I never asked to take over git.git repository there. I have alt-git.git instead, which does not allow forks.