$ git clone -n https://src.fedoraproject.org/rpms/ghc-monad-par-extras.git /var/lib/mock/f45-build-10536-418/root/chroot_tmpdir/scmroot/ghc-monad-par-extras
Cloning into '/var/lib/mock/f45-build-10536-418/root/chroot_tmpdir/scmroot/ghc-monad-par-extras'...
$ git fetch origin 0debd2d198186a389bb24c43976d9f71611f2374:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-monad-par-extras
 * [new ref]         0debd2d198186a389bb24c43976d9f71611f2374 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0debd2d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild