[[!comment format=mdwn
 username="joey"
 subject="""comment 2"""
 date="2018-11-12T15:22:12Z"
 content="""
@andrew, the bug you linked to is only about multiple password prompting
when using `GIT_SSH`, which I don't think is in use here.

Anyway that bug did not involve MVar/STM deadlocks, so this is not a
duplicate.
"""]]
