$ git clone -n https://src.fedoraproject.org/rpms/python-fontrpmspec.git /var/lib/mock/f39-build-1793403-41753/root/chroot_tmpdir/scmroot/python-fontrpmspec
Cloning into '/var/lib/mock/f39-build-1793403-41753/root/chroot_tmpdir/scmroot/python-fontrpmspec'...
$ git fetch origin bece7a51e0df06ee353fe6b8254f0bc3838eb756:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-fontrpmspec
 * [new ref]         bece7a51e0df06ee353fe6b8254f0bc3838eb756 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bece7a5 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild