$ git clone -n https://gitee.com/zhuhong_bo/qt5-qtwebengine.git /var/lib/mock/dist-an23-dde-build-536618-82759/root/chroot_tmpdir/scmroot/qt5-qtwebengine
Cloning into '/var/lib/mock/dist-an23-dde-build-536618-82759/root/chroot_tmpdir/scmroot/qt5-qtwebengine'...
$ git fetch origin 2bc5d33b23e5a47cc17dfeb0b15fc9a287708b83:KOJI_FETCH_HEAD
From https://gitee.com/zhuhong_bo/qt5-qtwebengine
 * [new ref]         2bc5d33b23e5a47cc17dfeb0b15fc9a287708b83 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2bc5d33 rebuild for qt