$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/nss /var/lib/mock/dist-el8-build-6955-253/root/chroot_tmpdir/scmroot/nss
Cloning into '/var/lib/mock/dist-el8-build-6955-253/root/chroot_tmpdir/scmroot/nss'...
$ git reset --hard origin/a8
HEAD is now at 9ec8b20 import nss-3.44.0-15.el8.src.rpm