Re: tracking a file from another project in my own project

> Jakub Narebski <jnareb@gmail.com> writes:
>> picca <picca@synchrotron-soleil.Fr> writes:
>>> Junio C Hamano <gitster@pobox.com> wrote:
> 
> [...]
> 
>>>> Or "merge -s subtree".
>>> 
>>> I read the git help merge -s explanation but I do not understand how
>>> it can help in my case.
>>
>> Using subtree merge strategy you can join histories of your project
>> and git.git, embedding git.git as a subdirectory like gitk and
>> git-gui are now in git.git.  It is an alternative to using
>> submodules. 
> 
> Is subtree merge strategy documented?
> 
> $ grep subtree Documentation/merge-strategies.txt
> $