gentoo-overlay/sys-kernel/pf-sources/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
  <!-- maintainer-needed -->
  <upstream>
    <maintainer status="active">
      <email>oleksandr@natalenko.name</email>
      <name>Oleksandr Natalenko</name>
    </maintainer>
    <remote-id type="cpe">cpe:/o:linux:linux_kernel</remote-id>
    <remote-id type="codeberg">pf-kernel/linux</remote-id>
  </upstream>
</pkgmetadata>