$ git clone -n https://src.fedoraproject.org/rpms/ghc-quickcheck-io.git /var/lib/mock/f38-build-side-42-init-devel-963614-28792/root/chroot_tmpdir/scmroot/ghc-quickcheck-io
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-963614-28792/root/chroot_tmpdir/scmroot/ghc-quickcheck-io'...
$ git fetch origin 88a9a5ae1e8d08ff5c14c78a577c4bcf088ad334:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ghc-quickcheck-io
 * [new ref]         88a9a5ae1e8d08ff5c14c78a577c4bcf088ad334 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 88a9a5a Convert to %autorelease and %autochangelog