$ git clone -n https://gitee.com/opencloudos-stream/libdrm.git /var/lib/mock/dist-ocs23-loongarch64-build-143547-9765/root/chroot_tmpdir/scmroot/libdrm
Cloning into '/var/lib/mock/dist-ocs23-loongarch64-build-143547-9765/root/chroot_tmpdir/scmroot/libdrm'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/libdrm
 * [new ref]         HEAD       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4c2ca2a Rebuilt for OpenCloudOS Stream 23.09