Undead a package _if_ the new project is unrelated to the old

Is there a special procedure for undeading a package if the two
packages happen to use the same name but are otherwise unrelated?

virt-v2v was a Perl program that existed up to Fedora 21. It's long
dead (since 2013) and there's a new program with the same name written
from scratch which I want to add to Fedora.

I've been through a Fedora review of the new package:

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