Comment # 10 on bug 4393 from Xavier Bachelot

(In reply to Andrew Bauer from comment #9)
> I can manually add these to Requires if I have to, but I think there is
> something else going on here.
> 
> These Requires should be picked up automatically during the build process
> and should look like this:
> https://gist.github.com/knnniggett/4811c111a692f585d6b40a4e5f29e564
> 
> However, I've noticed that only on F25, my builds both locally and on copr
> are not getting their requires & provides set properly. Don't know what the
> problem is yet, but it does not seem to be isolated to zoneminder. Perhaps
> there is some change in F25 that I am not yet aware of.

Missing BuildRequires on perl-generators ?
https://fedoraproject.org/wiki/Packaging:Perl