Daniel Barkalow [off-list ref] writes:
I assume that what you want is something to include everything from two
commits, which would give conflicts if a name is reused?
My understanding is that Darrin wants to do what Linus did when
he merged gitk into git.git.
Personally I think that is a specialized application and
something like the git-merge-projects script I posted as a
follow-up would be more appropriate than adding it to the
current merge discussion.