$ git clone -n http://8.131.229.236/anolis-os/ghc-x509-system /var/lib/mock/dist-an8-dep-build-17716-6576/root/chroot_tmpdir/scmroot/ghc-x509-system
Cloning into '/var/lib/mock/dist-an8-dep-build-17716-6576/root/chroot_tmpdir/scmroot/ghc-x509-system'...
$ git reset --hard origin/a8
HEAD is now at 1f76352 import ghc-x509-system-1.6.6-3.el8