Re: [PATCH v2 11/12] submodule: use the correct default for the main branch name

> > [use HEAD instead of master]
> This is the route that I am taking.
> [...]
> This is of course a bit worrisome, as there might actually be users out
> there relying on the confusing behavior.
> 
> However, I think it is okay to fix this:
> 
> - The `git submodule update --remote` command does not strike me as
>   awfully common. In fact, I had never heard of it before I worked on this
>   here patch.
> 
> - Current Git's behavior when running this command is outright confusing,
>   unless the remote repository's current branch _is_ `master` (in which
>   case the proposed behavior matches the old behavior).
> 
> - It is actually easily fixed by setting `submodule.<name>.branch` to
>   `master` _iff_ users want to reinstate the old behavior.