Re: [RFC][RESEND][PATCH] Allow fetching from multiple repositories at once

> This patch enables fetching multiple repositories at once over the Git
> protocol (and SSH, and locally if git-fetch-pack is your cup of coffee
> there). This is done especially for the xorg people who have tons of
> repositories and dislike pulls much slower than they were used to with CVS.
> I'm eager to hear how this affects the situation.
> 
> It's kind of "superproject" thing, basically, taking reverse approach than
> the subproject ideas. However, in practice I think it can be used for
> subprojects quite well and perhaps if I find some spare time during the day
> I will add the lightweight subproject support to Cogito, using this.
> 
> So, you need some kind of porcelain for this. The idea is that instead of
> telling git-fetch-pack a single repository, you pass multiple --repo=
> parameters and refs always "belong" to the latest mentioned repository;
> when outputting the new ref values, the appropriate repo is mentioned near
> each ref. In order for this to be useful, on your local side you should
> share the objects database in some way - either using alternates (then
> you must fetch to an object database reachable from everywhere) or symlinked
> object databases.
> 
> You still need to pass git-fetch-pack some URL in addition to the
> repositories - it is used only for git_connect(), the purpose is that
> repositories must be local directories so if you want to talk remote, you
> need to do something like
> 
> 	git-fetch-pack git://kernel.org/pub/scm/git/git.git --repo=/pub/scm/git/git.git master next --repo=/pub/scm/cogito/cogito.git master
>