$ git clone -n https://gitee.com/opencloudos-stream/colm.git /var/lib/mock/dist-oc9-epol-build-166496-79771/root/chroot_tmpdir/scmroot/colm
Cloning into '/var/lib/mock/dist-oc9-epol-build-166496-79771/root/chroot_tmpdir/scmroot/colm'...
$ git fetch origin e5697760ee94fc24ff6205e06e1832459481d42c:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/colm
 * [new ref]         e5697760ee94fc24ff6205e06e1832459481d42c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e569776 !1 init build colm Merge pull request !1 from gordonwwang/master