It's wip as it needs to:
- deal with the first deposit (noMigrate
- old SWHIDs (only swh_id_context but a swh_id which is a is set with the SWHID revision swhid so fine!ision)
- recent SWHIDs (swh_id, swh_id_context, swh_anchor_id, swh_anchor_id_context)
to the new specification data.
It's wip as it needs to be tested
Related to T2398