$ git clone -n https://gitee.com/zhuhong_bo/qt5-qtwebengine.git /var/lib/mock/dist-an23-dde-build-536698-82792/root/chroot_tmpdir/scmroot/qt5-qtwebengine
Cloning into '/var/lib/mock/dist-an23-dde-build-536698-82792/root/chroot_tmpdir/scmroot/qt5-qtwebengine'...
$ git fetch origin 537c9d9302855ce5f5093a565d9f438875b32c53:KOJI_FETCH_HEAD
From https://gitee.com/zhuhong_bo/qt5-qtwebengine
 * [new ref]         537c9d9302855ce5f5093a565d9f438875b32c53 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 537c9d9 rebuild for qt