$ git clone -n https://gitee.com/src-opencloudos-rpms/libdrm /var/lib/mock/dist-oc8-build-27271-8428/root/chroot_tmpdir/scmroot/libdrm
Cloning into '/var/lib/mock/dist-oc8-build-27271-8428/root/chroot_tmpdir/scmroot/libdrm'...
$ git reset --hard origin/oc8
HEAD is now at 113e58e import libdrm-2.4.111-1.oc8