update buildbot trigger to select appropriate builder based on item's arch. Fixes T128.
    
    Summary: also bumping version to 0.0.10 and adding koji to requires in specfile
    
    Test Plan: have been testing locally in dev env
    
    Reviewers: mkrizek
    
    CC: kparal
    
    Maniphest Tasks: T128
    
    Differential Revision: https://phab.qadevel.cloud.fedoraproject.org/D57