$ git clone -n https://src.fedoraproject.org/rpms/ghc-STMonadTrans.git /var/lib/mock/f38-build-side-42-init-devel-870920-28444/root/chroot_tmpdir/scmroot/ghc-STMonadTrans
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-870920-28444/root/chroot_tmpdir/scmroot/ghc-STMonadTrans'...
$ git fetch origin 93447ff255281aae15567801c48551f17842be86:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-STMonadTrans
 * [new ref]         93447ff255281aae15567801c48551f17842be86 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 93447ff Convert to %autorelease and %autochangelog