$ git clone -n https://src.fedoraproject.org/rpms/qt5-qtgraphicaleffects.git /var/lib/mock/f45-build-34033-676/root/chroot_tmpdir/scmroot/qt5-qtgraphicaleffects
Cloning into '/var/lib/mock/f45-build-34033-676/root/chroot_tmpdir/scmroot/qt5-qtgraphicaleffects'...
$ git fetch origin edbb49e477f901e75a7493f85eba0e09db254c62:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt5-qtgraphicaleffects
 * [new ref]         edbb49e477f901e75a7493f85eba0e09db254c62 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at edbb49e Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild