$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtwebsockets.git /var/lib/mock/f40-build-2149256-50890/root/chroot_tmpdir/scmroot/qt6-qtwebsockets
Cloning into '/var/lib/mock/f40-build-2149256-50890/root/chroot_tmpdir/scmroot/qt6-qtwebsockets'...
$ git fetch origin ee5d6038669f7ce8d7eb3267356e6a8918a70c29:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtwebsockets
 * [new ref]         ee5d6038669f7ce8d7eb3267356e6a8918a70c29 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ee5d603 6.6.1