vcswatch reports that
there is an error with this package's VCS, or the debian/changelog file inside
it. Please check the error shown below and try to fix it. You might have
to update the VCS URL in the debian/control file to point to the correct
repository.
fatal: remote error: upload-pack: not our ref 81d610e2dfa3eb69ed97478a8f0b2dc1388055f7