$ git clone -n https://src.fedoraproject.org/rpms/gap-pkg-francy.git /var/lib/mock/f38-build-side-42-init-devel-718995-27296/root/chroot_tmpdir/scmroot/gap-pkg-francy
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-718995-27296/root/chroot_tmpdir/scmroot/gap-pkg-francy'...
$ git fetch origin 238d81e003191e8fa7dcdf17b444985fabb1890d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gap-pkg-francy
 * [new ref]         238d81e003191e8fa7dcdf17b444985fabb1890d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 238d81e Version 2.0.2.