the branch will still have been laundered,
but everything in the rebase will be undone.
+=item git-debrebase conclude
+
+Launder and restitch the branch,
+consuming any ffq-prev.
+
+If the branch is already laundered and stitched, it is an error,
+unless --noop-ok.
+
=item git-debrebase stitch [--prose=<for commit message>]
Stitch the branch,