EDD Hide Download has been updated to v1.1.5 and included is a new filter for redirecting the user when a download is set to Disable direct access to this download.
This means that instead of just redirecting to the site’s homepage, you can now specify a completely different page or URL. You can even redirect on a per download basis.
Copy and paste the function you need into your child theme’s functions.php or a custom plugin.
Change the global redirect:
Redirect the user on a per download basis: