$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtwebsockets.git /var/lib/mock/f40-build-786438-134291/root/chroot_tmpdir/scmroot/qt6-qtwebsockets
Cloning into '/var/lib/mock/f40-build-786438-134291/root/chroot_tmpdir/scmroot/qt6-qtwebsockets'...
$ git fetch origin 903561f95cff5f8b0f0e7a74210151c8cf983b15:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtwebsockets
 * [new ref]         903561f95cff5f8b0f0e7a74210151c8cf983b15 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 903561f 6.6.2