$ git clone -n https://src.fedoraproject.org/rpms/python-paho-mqtt.git /var/lib/mock/f39-build-1555005-37083/root/chroot_tmpdir/scmroot/python-paho-mqtt
Cloning into '/var/lib/mock/f39-build-1555005-37083/root/chroot_tmpdir/scmroot/python-paho-mqtt'...
$ git fetch origin a567f397d06b7b8af3748c2ba29a8d14c13aa20e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-paho-mqtt
 * [new ref]         a567f397d06b7b8af3748c2ba29a8d14c13aa20e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a567f39 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild