$ git clone -n https://src.fedoraproject.org/rpms/no-more-secrets.git /var/lib/mock/f45-build-19711-554/root/chroot_tmpdir/scmroot/no-more-secrets
Cloning into '/var/lib/mock/f45-build-19711-554/root/chroot_tmpdir/scmroot/no-more-secrets'...
$ git fetch origin 68dd64e26cf8964765bf8526d3ff14c6c429a3d8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/no-more-secrets
 * [new ref]         68dd64e26cf8964765bf8526d3ff14c6c429a3d8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 68dd64e Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild