$ git clone -n https://gitee.com/wenyuzifang/mtr_1759050822.git /var/lib/mock/dist-an23-build-471957-74118/root/chroot_tmpdir/scmroot/mtr_1759050822
Cloning into '/var/lib/mock/dist-an23-build-471957-74118/root/chroot_tmpdir/scmroot/mtr_1759050822'...
$ git fetch origin 966451946f72daa25e088fcb5747ce4917faf16a:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/mtr_1759050822
 * [new ref]         966451946f72daa25e088fcb5747ce4917faf16a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9664519 Update code from upstream