from me to rebasing in pr tests, that would also allow us to run e.g. [test foreman] again before merging instead of asking contributors to rebase every time a pr gets a little stale.
Looks like the current behaviour was introduced 3 years ago due to some issue with the commit sha being changed when rebasing:
Perhaps someone from @infra team knows if this is still relevant? Apparently Dominic didn’t eventually get around to restoring the previous behaviour.