$ git clone -n https://src.fedoraproject.org/rpms/ghc-monad-control.git /var/lib/mock/f38-build-side-42-init-devel-757115-27679/root/chroot_tmpdir/scmroot/ghc-monad-control
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-757115-27679/root/chroot_tmpdir/scmroot/ghc-monad-control'...
$ git fetch origin d0e9d6b006507d333d5d751c032c2f276354b1d9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-monad-control
 * [new ref]         d0e9d6b006507d333d5d751c032c2f276354b1d9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d0e9d6b Convert to %autorelease and %autochangelog