$ git clone -n https://src.fedoraproject.org/rpms/jetring.git /var/lib/mock/f39-build-1468719-33799/root/chroot_tmpdir/scmroot/jetring
Cloning into '/var/lib/mock/f39-build-1468719-33799/root/chroot_tmpdir/scmroot/jetring'...
$ git fetch origin 79cb21adfe4d18c12ab0c0fb18f727cc9439ce79:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jetring
 * [new ref]         79cb21adfe4d18c12ab0c0fb18f727cc9439ce79 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 79cb21a Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild