$ git clone -n https://gitee.com/lzq11122/qt5-qtwebengine.git /var/lib/mock/dist-an23-dde-build-524339-77447/root/chroot_tmpdir/scmroot/qt5-qtwebengine
Cloning into '/var/lib/mock/dist-an23-dde-build-524339-77447/root/chroot_tmpdir/scmroot/qt5-qtwebengine'...
$ git fetch origin 6119842e5fc98977ae4c15a4116dace86b753643:KOJI_FETCH_HEAD
From https://gitee.com/lzq11122/qt5-qtwebengine
 * [new ref]         6119842e5fc98977ae4c15a4116dace86b753643 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6119842 Rebuild for libvpx 1.14.1