Hey,
It looks like maybe you didn't import a srpm. I am not at a
computer to check but that seems like what is going on.
I don't have a SRPM.
That's the point :)
I imported a RPM already packaged by something else into koji. See
http://fedoraproject.org/wiki/Koji/KojiMisc#Importing_an_rpm_without_srpm
Thomas