Recent kdelibs' builds are hanging, kdelibs-4.3.1-4: https://koji.fedoraproject.org/koji/buildinfo?buildID=132719 kdelibs-4.3.1-5: https://koji.fedoraproject.org/koji/buildinfo?buildID=132731 This is serving to document the problem, not sure really what's going wrong where yet.
Looks like meinproc4 or something called by it is locking up.
Seems the gremlins have scattered, kdelibs-4.3.1-6 went fine: http://koji.fedoraproject.org/koji/buildinfo?buildID=132978