WordPress - render LIVE site media on local setup

functions.php

<?php

// Replace the https://livesite.com/ with actual URL
add_filter( 'wp_get_attachment_url', function( $url, $attachment_id ) {
    return str_replace( home_url(), 'https://livesite.com/', $url );
}, 99, 2 );

// Replace the https://livesite.com/ with actual URL
add_filter( 'wp_get_attachment_image_src', function( $image, $attachment_id ) {
    $image[0] = str_replace( home_url(), 'https://livesite.com/', $image[0] );
    return $image;
}, 99, 2 );

?>