Re: git fast-export | git fast-import doesn't work

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Ondrej Certik venit, vidit, dixit 26.11.2008 11:18:
> On Wed, Nov 26, 2008 at 10:35 AM, Ondrej Certik <ondrej@xxxxxxxxx> wrote:
>> On Wed, Nov 26, 2008 at 1:14 AM, Johannes Schindelin
>> <Johannes.Schindelin@xxxxxx> wrote:
>>> Hi,
>>>
>>> On Tue, 25 Nov 2008, Ondrej Certik wrote:
>>>
>>>> I would like to export our whole git repository to patches, and then
>>>> reconstruct it again from scratch. Following the man page of "git
>>>> fast-export":
>>>>
>>>> [...]
>>>>
>>>> However, the repository is very different to the original one. It
>>>> contains only 191 patches:
>>> Can you try again with a Git version that contains the commit
>>> 2075ffb5(fast-export: use an unsorted string list for extra_refs)?
>> I tried the next branch:
>>
>> $ git --version
>> git version 1.6.0.4.1060.g9433b
>>
>> that contains the 2075ffb5 patch. I haven't observed any change ---
>> the "git log" still only shows 191 commits (git log --all shows
>> everything).
> 
> I deleted all tags and then fast-exported and imported, now all the
> commits show in "git log", however, the patches are wrongly connected.
> Basically, both repositories are identical (including hashes) up to
> this commit:
> 
> d717177d4  (fixed downloads instructions in the README and a typo)
> 
> However, the original repo (sympy-full-history-20081023) contains 3
> children at this commit:

There's some nice 3 way branching and double 2 way merging going on. I
cut out the interesting part of the graph, making d717177d4 and
6e869485f parentless. The resulting mini DAG is reproduced correctly by
export|import, even with -M -C.

Michael
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