$ git clone -n https://gitee.com/opencloudos-stream/ghc-snap-server.git /var/lib/mock/dist-oc9-epol-build-226534-81115/root/chroot_tmpdir/scmroot/ghc-snap-server
Cloning into '/var/lib/mock/dist-oc9-epol-build-226534-81115/root/chroot_tmpdir/scmroot/ghc-snap-server'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/ghc-snap-server
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f186d42 !4 Rebuilt for ghc-network Merge pull request !4 from epol/master