From mboxrd@z Thu Jan  1 00:00:00 1970
From: Junio C Hamano <junkio@cox.net>
Subject: Re: [PATCH] cvsimport: ignore CVSPS_NO_BRANCH and impossible branches
Date: Sat, 17 Jun 2006 14:00:10 -0700
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Cc: git@vger.kernel.org, Yann Dirson <ydirson@altern.org>
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To: Martin Langhoff <martin@catalyst.net.nz>
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Martin Langhoff <martin@catalyst.net.nz> writes:

> cvsps output often contains references to CVSPS_NO_BRANCH, commits that it
> could not trace to a branch. Ignore that branch.
>
> Additionally, cvsps will sometimes draw circular relationships between
> branches -- where two branches are recorded as opening from the other.
> In those cases, and where the ancestor branch hasn't been seen, ignore
> it.

This sounds more like an workaround than a real fix to me,
although I'd apply it for now.  I see Yann is collecting cvsps
patches but maybe there will be a real fix soonish?