$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/libyang /var/lib/mock/dist-el8-build-6384-104/root/chroot_tmpdir/scmroot/libyang
Cloning into '/var/lib/mock/dist-el8-build-6384-104/root/chroot_tmpdir/scmroot/libyang'...
$ git reset --hard origin/a8
HEAD is now at 38b5bf0 import libyang-0.16.105-3.el8_1.2.src.rpm