$ git clone -n https://src.fedoraproject.org/rpms/cppzmq.git /var/lib/mock/f38-build-side-42-init-devel-818724-28339/root/chroot_tmpdir/scmroot/cppzmq
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-818724-28339/root/chroot_tmpdir/scmroot/cppzmq'...
$ git fetch origin a3fd58dc58d8e2c4853950aa051213c695f4641b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cppzmq
 * [new ref]         a3fd58dc58d8e2c4853950aa051213c695f4641b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a3fd58d Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild