$ git clone -n https://src.fedoraproject.org/rpms/python-jsonref.git /var/lib/mock/f39-build-1430321-31713/root/chroot_tmpdir/scmroot/python-jsonref
Cloning into '/var/lib/mock/f39-build-1430321-31713/root/chroot_tmpdir/scmroot/python-jsonref'...
$ git fetch origin 53991daa04a152b8784b6d57c441dc65a77cb3e8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-jsonref
 * [new ref]         53991daa04a152b8784b6d57c441dc65a77cb3e8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 53991da Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild