$ git clone -n https://src.fedoraproject.org/rpms/python-cairocffi.git /var/lib/mock/f45-build-30163-643/root/chroot_tmpdir/scmroot/python-cairocffi
Cloning into '/var/lib/mock/f45-build-30163-643/root/chroot_tmpdir/scmroot/python-cairocffi'...
$ git fetch origin 90132d1f9c35bd33ea347913e00508ac96fb9d05:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-cairocffi
 * [new ref]         90132d1f9c35bd33ea347913e00508ac96fb9d05 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 90132d1 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild