$ git clone -n https://src.fedoraproject.org/rpms/tremulous.git /var/lib/mock/f38-build-719038-96783/root/chroot_tmpdir/scmroot/tremulous
Cloning into '/var/lib/mock/f38-build-719038-96783/root/chroot_tmpdir/scmroot/tremulous'...
$ git fetch origin d722628c1e46ded3b05b86e386d2a4b8053d763f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tremulous
 * [new ref]         d722628c1e46ded3b05b86e386d2a4b8053d763f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d722628 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild