$ git clone -n https://gitee.com/xiaolunfhb/userspace-rcu.git /var/lib/mock/dist-an8.6-build-100762-45576/root/chroot_tmpdir/scmroot/userspace-rcu
Cloning into '/var/lib/mock/dist-an8.6-build-100762-45576/root/chroot_tmpdir/scmroot/userspace-rcu'...
$ git reset --hard fec408ed751c5ae659390dbed4177c14d6d2f723
HEAD is now at fec408e spec: add doc sub package