I agree with @GregSutcliffe 
See https://fedoraproject.org/wiki/Packaging:NamingGuidelines#Pre-Release_packages for the reasoning 

rpmdev-vercmp '1.1RC3' '1.1-1'
1.1RC3 > 1.1-1
So users will *not* upgrade from 1.1RC3 to final version.