$ git clone -n https://gitee.com/opencloudos-stream/ghc-data-default-instances-containers.git /var/lib/mock/dist-oc9-epol-build-91083-59149/root/chroot_tmpdir/scmroot/ghc-data-default-instances-containers
Cloning into '/var/lib/mock/dist-oc9-epol-build-91083-59149/root/chroot_tmpdir/scmroot/ghc-data-default-instances-containers'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/ghc-data-default-instances-containers
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 115735a package init