$ git clone -n http://8.131.229.236/anolis-os/ghc-mmorph /var/lib/mock/dist-an8-dep-build-17773-7475/root/chroot_tmpdir/scmroot/ghc-mmorph
Cloning into '/var/lib/mock/dist-an8-dep-build-17773-7475/root/chroot_tmpdir/scmroot/ghc-mmorph'...
$ git reset --hard origin/a8
HEAD is now at e30fab3 import ghc-mmorph-1.1.0-2.el8