$ git clone -n https://src.fedoraproject.org/rpms/opentest4j.git /var/lib/mock/f38-build-side-42-init-devel-741299-27656/root/chroot_tmpdir/scmroot/opentest4j
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-741299-27656/root/chroot_tmpdir/scmroot/opentest4j'...
$ git fetch origin df350b96d8209ed48a193d195b988c4aac7c5922:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/opentest4j
 * [new ref]         df350b96d8209ed48a193d195b988c4aac7c5922 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at df350b9 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild