$ git clone -n https://src.fedoraproject.org/rpms/fllog.git /var/lib/mock/f39-build-1460812-33229/root/chroot_tmpdir/scmroot/fllog
Cloning into '/var/lib/mock/f39-build-1460812-33229/root/chroot_tmpdir/scmroot/fllog'...
$ git fetch origin 5119284c1d07512c5641a60f6afb9a928b997960:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fllog
 * [new ref]         5119284c1d07512c5641a60f6afb9a928b997960 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5119284 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild