$ git clone -n https://gitee.com/src-anolis-os/attr /var/lib/mock/dist-an8.7-build-137990-51248/root/chroot_tmpdir/scmroot/attr
Cloning into '/var/lib/mock/dist-an8.7-build-137990-51248/root/chroot_tmpdir/scmroot/attr'...
$ git reset --hard origin/a8
HEAD is now at d06abb8 spec: add doc sub package