$ git clone -n https://src.fedoraproject.org/rpms/freetennis.git /var/lib/mock/f38-build-side-42-init-devel-576491-26000/root/chroot_tmpdir/scmroot/freetennis
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-576491-26000/root/chroot_tmpdir/scmroot/freetennis'...
$ git fetch origin 411b42cf803b5b14a808710cebb6fce6a003b506:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/freetennis
 * [new ref]         411b42cf803b5b14a808710cebb6fce6a003b506 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 411b42c Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild