$ git clone -n http://8.131.229.236/anolis-os/ghc-async /var/lib/mock/dist-an8-dep-build-17584-4496/root/chroot_tmpdir/scmroot/ghc-async
Cloning into '/var/lib/mock/dist-an8-dep-build-17584-4496/root/chroot_tmpdir/scmroot/ghc-async'...
$ git reset --hard origin/a8
HEAD is now at 45a1dc2 import ghc-async-2.1.1.1-2.el8