gentoo-overlay/app-portage/mirrorselect/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
	<herd>tools-portage</herd>
	<longdescription lang="en">
		This utility is used to select the fastest mirror (distfiles) and
		provide a nicer front-end for mirror selection
		(both rsync + distfiles) to a user.
	</longdescription>
</pkgmetadata>