While making a fresh plasma install (emerge plasma-meta), plasma-pa failed to build until kde-frameworks/plasma-5.13 was installed manually. Reproducible: Always
Created attachment 409740 [details] build.log
Thanks, fixed in git. https://gitweb.gentoo.org/proj/kde.git/commit/?id=d132e35011ab0b2dcf14457bcc1e1f913c1716ec