$ git clone -n https://gitee.com/src-anolis-os/libvncserver /var/lib/mock/dist-an8.7-build-126921-46179/root/chroot_tmpdir/scmroot/libvncserver
Cloning into '/var/lib/mock/dist-an8.7-build-126921-46179/root/chroot_tmpdir/scmroot/libvncserver'...
$ git reset --hard origin/a8
HEAD is now at 337c644 spec: add doc sub package