rssguard: add changelog to meta

pkgs/applications/networking/feedreaders/rssguard/default.nix

@@ -1,4 +1,12 @@
-{ lib, stdenv, fetchFromGitHub, cmake, qtwebengine, qttools, wrapGAppsHook, wrapQtAppsHook }:
+{ lib
+, stdenv
+, fetchFromGitHub
+, cmake
+, qtwebengine
+, qttools
+, wrapGAppsHook
+, wrapQtAppsHook
+}:
 
 stdenv.mkDerivation rec {
   pname = "rssguard";
@@ -7,7 +15,7 @@ stdenv.mkDerivation rec {
   src = fetchFromGitHub {
     owner = "martinrotter";
     repo = pname;
-    rev = version;
+    rev = "refs/tags/${version}";
     sha256 = "sha256-oUXg3BjGTJsDfA0H2RlCEyNtpld/+jzUl2n9TYiudcY=";
   };
 
@@ -23,6 +31,7 @@ stdenv.mkDerivation rec {
       for ownCloud/Nextcloud.
     '';
     homepage = "https://github.com/martinrotter/rssguard";
+    changelog = "https://github.com/martinrotter/rssguard/releases/tag/${version}";
     license = licenses.gpl3Plus;
     platforms = platforms.linux;
     maintainers = with maintainers; [ jluttine ];