$ git clone -n http://8.131.229.236/anolis-os/ghc-scientific /var/lib/mock/dist-an8-dep-build-17548-4055/root/chroot_tmpdir/scmroot/ghc-scientific
正克隆到 '/var/lib/mock/dist-an8-dep-build-17548-4055/root/chroot_tmpdir/scmroot/ghc-scientific'...
$ git reset --hard origin/a8
HEAD 现在位于 1f4942b import ghc-scientific-0.3.5.2-2.el8