$ git clone -n https://gitee.com/opencloudos-stream/ghc-cereal.git /var/lib/mock/dist-oc9-epol-build-195238-80410/root/chroot_tmpdir/scmroot/ghc-cereal
Cloning into '/var/lib/mock/dist-oc9-epol-build-195238-80410/root/chroot_tmpdir/scmroot/ghc-cereal'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/ghc-cereal
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ccab379 !2 Add numactl-devel to BuildRequires for GHC package Merge pull request !2 from brucezhang/add-numactl-devel-dependency