$ git clone -n https://gitee.com/opencloudos-stream/ghc-aws.git /var/lib/mock/dist-oc9-epol-build-228196-81201/root/chroot_tmpdir/scmroot/ghc-aws
Cloning into '/var/lib/mock/dist-oc9-epol-build-228196-81201/root/chroot_tmpdir/scmroot/ghc-aws'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/ghc-aws
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d4f75df !5 Rebuilt for ghc-data-default Merge pull request !5 from epol/master