From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jeff King <peff@peff.net>
Subject: Re: SVN -> Git *but* with special changes
Date: Wed, 28 Sep 2011 15:07:16 -0400
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Cc: Stephen Bash <bash@genarts.com>,
	Abscissa <bus_nabble_git@semitwist.com>, git@vger.kernel.org
To: Matthieu Moy <Matthieu.Moy@grenoble-inp.fr>
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On Wed, Sep 28, 2011 at 07:44:24PM +0200, Matthieu Moy wrote:

> > I'd eliminate these on the SVN side before converting to Git. If you
> > have svnadmin access to the SVN repo svnadmin dump, svndumpfilter,
> > svnadmin load is a pretty easy process.
> 
> Otherwise, you can do it on the Git side with:
> 
>   git filter-branch --tree-filter 'rm -f some-large-blob'

It's much more efficient to do:

    git filter-branch --index-filter \
      'git rm --cached --ignore-unmatch some-large-blob'

which avoids checking out the large files over and over[1], just to
delete them. Of course, it's even more efficient not to import them from
svn in the first place. :)

-Peff

[1] This is straight from the filter-branch manpage, btw.