"Revision not present" when trying to resume a broken branch

[Ben Finney]

Ben Finney <ben at benfinney.id.au> writes:

> How can I fix what is apparently broken in my repository?

Ben Finney <bignose+hates-spam at benfinney.id.au> writes:

> [after discussion about differing formats]

> I don't see a way to progress. How can I get my repository in a
> state that I can branch properly as described in this thread?

I still don't have an answer I can use to progress this issue.

Can anyone offer assistance to get this repository into a working
state again?

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Ben Finney