$ git clone -n https://gitee.com/src-opencloudos-rpms/libestr /var/lib/mock/dist-oc8-build-30718-9139/root/chroot_tmpdir/scmroot/libestr
Cloning into '/var/lib/mock/dist-oc8-build-30718-9139/root/chroot_tmpdir/scmroot/libestr'...
$ git reset --hard origin/oc8
HEAD is now at abca4a4 import libestr-0.1.10-3.oc8