$ git clone -n https://gitee.com/opencloudos-stream/ghc-hspec.git /var/lib/mock/dist-oc9-epol-build-214918-80807/root/chroot_tmpdir/scmroot/ghc-hspec
Cloning into '/var/lib/mock/dist-oc9-epol-build-214918-80807/root/chroot_tmpdir/scmroot/ghc-hspec'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/ghc-hspec
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4275a19 !3 Update to 2.11.12 Merge pull request !3 from brucezhang/master