Edu, do you have a question for Ladislav?  You added a needinfo, but I don't see a comment...

I think I resolved it. I see the progress.

https://github.com/ManageIQ/manageiq/pull/14114

New commit detected on ManageIQ/manageiq/darga:
https://github.com/ManageIQ/manageiq/commit/984cb5cd937475e20651badd5544c09fc1d3d76f

commit 984cb5cd937475e20651badd5544c09fc1d3d76f
Author:     Ladislav Smola <lsmola>
AuthorDate: Wed Mar 1 10:57:02 2017 +0100
Commit:     Ladislav Smola <lsmola>
CommitDate: Wed Mar 1 10:57:02 2017 +0100

    Fill guest_os correctly
    
    Fill guest_os correctly, inferring it from Image location
    
    Fixes BZ:
    https://bugzilla.redhat.com/show_bug.cgi?id=1404752
    
    Conflicted cherry-pick of:
    https://github.com/ManageIQ/manageiq-providers-amazon/pull/84/
    
    The commit for old refresh was applied without conflicts, the
    commit for a new refresh is not relevant for Darga.

 .../models/manageiq/providers/amazon/cloud_manager/refresh_parser.rb  | 4 ++++
 1 file changed, 4 insertions(+)