When i paste this link in modpack location and i press "Update Modpack" after some time appears info :
Look's like we've hit a snag!
Something went terribly wrong when we were fetching the page you requested. It's probably our fault and our engineers have been notified of the problem. Please try your request again in a few minutes.
This situation takes from a few days.
If I use a link from DropBox everything is ok but i do not want to use DropBox