Ben eriştim sorun olmadı.

$url = 'https:// osos. meramedas .com.tr/';

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.0 Safari/605.1.15');
curl_setopt($ch, CURLOPT_REFERER, $url);
$contents = curl_exec($ch);
curl_close($ch);

echo "<pre>";
echo $contents;
echo "</pre>";