use source instead of http

TISDK.podspec

@@ -9,7 +9,7 @@ Tinkoff Insurance SDK helps you buy OSAGO or KACKO insurance policies online in
   s.homepage         = 'https://www.tinkoff.ru'
   s.license          = { :type => "Apache 2.0", :file => "LICENSE" }
   s.author           = { 'Vasilenko Igor Vladimirovich' => '[email protected]' }
-  s.source           = { :http => "https://github.com/TinkoffCreditSystems/tisdk-ios/releases/download/#{s.version}/TISDK.zip" }
+  s.source           = { :git => "https://github.com/TinkoffCreditSystems/tisdk-ios.git", :tag => "#{s.version}" }
 
   s.platform = :ios
   s.swift_version = '4.0'