$ git clone -n http://8.131.229.236/anolis-os/nss /var/lib/mock/dist-el8-updates-build-17036-2944/root/chroot_tmpdir/scmroot/nss
Cloning into '/var/lib/mock/dist-el8-updates-build-17036-2944/root/chroot_tmpdir/scmroot/nss'...
$ git reset --hard origin/a8
HEAD is now at 9bccd25 update to nss-3.53.1-11.el8_2