Re: Merging repositories and their histories

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Thanks, it worked.

2008/8/18 Alex Riesen <raa.lkml@xxxxxxxxx>:
> Peter Waller, Mon, Aug 18, 2008 20:15:52 +0200:
>> 2008/8/18 Alex Riesen <raa.lkml@xxxxxxxxx>
>>
>> > Peter Waller, Mon, Aug 18, 2008 18:46:14 +0200:
>> > >
>> > > I have three repositories, A, B and C. I wish to bring them
>> > > together to only one repository (.), where they are in a
>> > > directory called ./Archive, so..  ./Archive/{A,B,C}. Then I plan
>> > > at a later date to move files arbitrarily from
>> > > ./Archive/{A/B/C}/Something and into ./Something{A/B/C}. (A lame
>> > > example, but illustrates what I want to do).
>> >
>> > If this transition is meant to be persistent (IOW, the A, B and C stop
>> > existing as repos on their own) you can rewrite their histories to be
>> > in the directories (with git filter-branch) and just merge them in
>> > one. Then the histories will look like as if they have never grown
>> > separately.
>> >
>> I don't quite understand what you are suggesting I do.
>>
>> I have looked over the filter-branch manpage.
>>
>> What would I first do? Copy all three repositories to ./Archive/{A,B,C}?
>
> Fetch, actually.
>
>    $ mkdir combined && cd combined
>    $ git init
>    $ git fetch ../A master:A
>    $ git fetch ../B master:B
>    $ git fetch ../C master:C
>
>> Then rewrite their histories?
>
> There is an example at the end of git-filter-branch manpage. Search
> for "To move the whole tree into a subdirectory". Just use A, B and C
> instead of HEAD as last argument.
>
> Then checkout one of the new, the rewritten, branches, and merge the
> two others into it:
>
>    $ git checkout A
>    $ git merge B
>    $ git merge C
>
> That's it.
>
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