<?php
// 
$ch = curl_init("https://www.cosapesada.es/");
$fp = fopen("curldownload.txt", "w");

curl_setopt($ch, CURLOPT_FILE, $fp);
curl_setopt($ch, CURLOPT_HEADER, 0);

curl_exec($ch);
curl_close($ch);
fclose($fp);


?>

https://www.php.net/manual/es/curl.examples-basic.php