$ git clone -n https://gitee.com/opencloudos-stream/ghc-mmorph.git /var/lib/mock/dist-ocs23-epol9-build-162913-10179/root/chroot_tmpdir/scmroot/ghc-mmorph
Cloning into '/var/lib/mock/dist-ocs23-epol9-build-162913-10179/root/chroot_tmpdir/scmroot/ghc-mmorph'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/ghc-mmorph
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5e737dc package init