Possibly this Fedora initiative could also help to have it both as a stable
"supported" oVirt engine and hypervisor due to its planned lifecycle of 18
months:
https://fedoraproject.org/wiki/Server
?
It is not completely clear to me how does it fit with the recent announce
of CentOS sponsored by Red Hat and several CentOS SIGs... but nevertheless
it could bring value too...
Gianluca