$ git clone -n https://gitee.com/tomcruiseqi/virglrenderer.git /var/lib/mock/dist-an23-build-452940-73598/root/chroot_tmpdir/scmroot/virglrenderer
Cloning into '/var/lib/mock/dist-an23-build-452940-73598/root/chroot_tmpdir/scmroot/virglrenderer'...
$ git fetch origin da0fbf137621b45ec98bb32be73409ad7c355f31:KOJI_FETCH_HEAD
From https://gitee.com/tomcruiseqi/virglrenderer
 * [new ref]         da0fbf137621b45ec98bb32be73409ad7c355f31 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at da0fbf1 [CVE] CVE-2019-18388