From kde-core-devel  Sat Oct 17 16:28:07 2009
From: Ingmar Vanhassel <ingmar () exherbo ! org>
Date: Sat, 17 Oct 2009 16:28:07 +0000
To: kde-core-devel
Subject: Re: Version mismatch when building trunk
Message-Id: <1255796759-sup-4064 () cannonball>
X-MARC-Message: https://marc.info/?l=kde-core-devel&m=125579849608639

> > > > A clone is a 170 MB transfer. A fetch is usually just a few kilobytes
> > > > -- at most 5 MB when I push a new release.
> > >
> > > Yeah, I noticed.
> > > But 170MB every several months is acceptable, even if it takes quite a
> > >  while.
> > 
> > Right. You'll do a 170 MB transfer when a 0 MB transfer is enough.
> > 
> > How is that acceptable?
> 
> I didn't claim that it is perfect, but it beats rebuilding Qt and kdesupport 
> twice because updating Qt did not actually update it.

git clone --reference /path/to/my-first-qt-clone git://gitorious.org/qt/qt.git /âth/to/my-other-qt-checkout

You'll want to throw in --no-hardlinks if you don' tplan on keeping the
original clone around.

-- 
Exherbo KDE, X.org maintainer