$ git clone -n https://src.fedoraproject.org/rpms/cppzmq.git /var/lib/mock/f40-build-2432961-60680/root/chroot_tmpdir/scmroot/cppzmq
Cloning into '/var/lib/mock/f40-build-2432961-60680/root/chroot_tmpdir/scmroot/cppzmq'...
$ git fetch origin 790990b04267cc3233e6848c8b998efba9dd4230:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cppzmq
 * [new ref]         790990b04267cc3233e6848c8b998efba9dd4230 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 790990b Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild