add_filter( 'get_the_excerpt', 'mhsales_get_community_excerpt', 999 );
function mhsales_get_community_excerpt( $excerpt ) {

	if ( is_admin() ) {
		return $excerpt;
	}

	// check to make sure we are on the community archive
	if ( is_post_type_archive( 'community' ) ) {
		// get the content from the shortcode
		$excerpt = do_shortcode('[pods name="community" template="Community Excerpt for Archive Display" id="'.get_the_ID().'"]');
	}

	return $excerpt;
}