$ git clone -n https://src.fedoraproject.org/rpms/python-ddt.git /var/lib/mock/f45-build-30248-643/root/chroot_tmpdir/scmroot/python-ddt
Cloning into '/var/lib/mock/f45-build-30248-643/root/chroot_tmpdir/scmroot/python-ddt'...
$ git fetch origin 23c28ee34ce6aae08d86ed8c834607c68851d4c9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-ddt
 * [new ref]         23c28ee34ce6aae08d86ed8c834607c68851d4c9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 23c28ee Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild