Re: git submodule vs GIT_WORK_TREE

>>> Declaring that a checked out submodule _must_ have its controlling
>>> repository as ".git" at its root level, i.e. it should be accessible
>>> without using GIT_WORK_TREE/GIT_DIR at all just like a normal Git
>>> repository is, would be a clean way to avoid the issue altogether
>>> and it still will allow the top-level superproject to be structured
>>> in a funny way to require GIT_WORK_TREE/GIT_DIR to access it,
>>
>> I fear this would make vcsh unable to support submodules, ever.
>
> Then think of a workable alternative.  As it stands, I would have to
> say that what vcsh tries to do with git is broken with respect to
> submodules.