$ git clone -n https://src.fedoraproject.org/rpms/qt5-qtgraphicaleffects.git /var/lib/mock/f39-build-1645032-40327/root/chroot_tmpdir/scmroot/qt5-qtgraphicaleffects
Cloning into '/var/lib/mock/f39-build-1645032-40327/root/chroot_tmpdir/scmroot/qt5-qtgraphicaleffects'...
$ git fetch origin c71e4b2e0919c3bdc6eed8ad07ec9e83ee934c27:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt5-qtgraphicaleffects
 * [new ref]         c71e4b2e0919c3bdc6eed8ad07ec9e83ee934c27 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c71e4b2 5.15.11