gentoo-overlay/dev-libs/granite/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">

<pkgmetadata>
  <!-- maintainer-needed -->
  <longdescription>
    Granite is a companion library for GTK+ and GLib.
    Among other things, it provides complex widgets and convenience
    functions designed for use in apps built for elementary OS.
  </longdescription>
  <upstream>
    <remote-id type="github">elementary/granite</remote-id>
  </upstream>
</pkgmetadata>