[[!comment format=mdwn
 username="joey"
 subject="""comment 1"""
 date="2023-12-01T19:00:41Z"
 content="""
Even if the stuff with special remotes turned out to be too complicated to
implement, `git-annex migrate --update` would be useful for some users.
So it's worth implementing the mapping and then incrementally implementing
these ideas.
"""]]