Customize the footer credits in a Genesis child theme.

genesis-custom-footer-credits.php

/* Custom Footer Credits
------------------------------------------------------------ */
add_filter('genesis_footer_creds_text', 'footer_creds_filter');
function footer_creds_filter($creds) {
	$creds ='';
	$creds.='Copyright [footer_copyright first="2012"] · '.get_bloginfo('name').' · '.get_bloginfo('description');
	$creds.=' &middot; <a href="'.get_bloginfo('url').'/sitemap.xml">XML Sitemap</a> ';
	return $creds;
}