[SciPy-dev] Git-svn sub-optimality

[Pauli Virtanen]

Mon, 09 Mar 2009 16:23:24 +0900, David Cournapeau wrote:
[clip]
>> It doesn't occur if you stick to the usual git-svn workflow of getting
>> SVN commits via `git svn fetch/rebase` only. An example where it occurs
>> is
>>
>>    git fetch mirror      # fetch branch from mirror or from someone
>>    else git rebase svn/trunk  # rebase on it git svn dcommit -n    #
>>    now try to dcommit
> 
> Ah, yes, you should definitely stick to one and only one mirror. That's
> a git-svn limitation I think. 

This is a different issue, I believe: the commits are exactly the same, 
hashes match etc., but git-svn's caching just gets confused.

[clip]
> If I look at my git-svn import and yours, the commit sha1 are not the
> same for the corresponding svn revision. As such, I don't see how it is
> possible to guarantee consistency with multiple mirrors.

This is because in your history, git-svn has made one of the preceding 
commits a merge commit in `git svn rebase`. This information can't of 
course be reconstructed from SVN.

-- 
Pauli Virtanen