$ git clone -n https://src.fedoraproject.org/rpms/python-dnslib.git /var/lib/mock/f45-build-30429-644/root/chroot_tmpdir/scmroot/python-dnslib
Cloning into '/var/lib/mock/f45-build-30429-644/root/chroot_tmpdir/scmroot/python-dnslib'...
$ git fetch origin e060039f0a071945fe6743907f5d3980661ca0bf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-dnslib
 * [new ref]         e060039f0a071945fe6743907f5d3980661ca0bf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e060039 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild