$ git clone -n https://src.fedoraproject.org/rpms/python-pycdlib.git /var/lib/mock/f39-build-1554503-37064/root/chroot_tmpdir/scmroot/python-pycdlib
Cloning into '/var/lib/mock/f39-build-1554503-37064/root/chroot_tmpdir/scmroot/python-pycdlib'...
$ git fetch origin fe468959b98da381994ae21a4e4bf37717e405e0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pycdlib
 * [new ref]         fe468959b98da381994ae21a4e4bf37717e405e0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fe46895 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild