$ git clone -n https://gitee.com/opencloudos-stream/libtracefs.git /var/lib/mock/dist-ocs23-build-42850-2059/root/chroot_tmpdir/scmroot/libtracefs
Cloning into '/var/lib/mock/dist-ocs23-build-42850-2059/root/chroot_tmpdir/scmroot/libtracefs'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/libtracefs
 * [new ref]         HEAD       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aa6e9e4 !1 upgrade to 1.6.4 for libtracecmd Merge pull request !1 from rockerzhu/master