Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: fasd unstable-2016-08-11 -> 2.0.0 https://repology.org/project/fasd/versions
attrpath: fasd
Checking auto update branch...
No auto update branch exists
[version] 
[version] updated version and sha256
[rustCrateVersion] 
[rustCrateVersion] No cargoHash found
[golangModuleVersion] 
[golangModuleVersion] Not a buildGoModule package with vendorHash
[npmDepsVersion] 
[npmDepsVersion] No npmDepsHash
[updateScript] 
[updateScript] skipping because derivation has no updateScript
Diff after rewrites:
diff --git a/pkgs/by-name/fa/fasd/package.nix b/pkgs/by-name/fa/fasd/package.nix
index e11cf4f11ea3..e488891debcb 100644
--- a/pkgs/by-name/fa/fasd/package.nix
+++ b/pkgs/by-name/fa/fasd/package.nix
@@ -6,13 +6,13 @@
 
 stdenv.mkDerivation {
   pname = "fasd";
-  version = "unstable-2016-08-11";
+  version = "2.0.0";
 
   src = fetchFromGitHub {
     owner = "clvv";
     repo = "fasd";
     rev = "90b531a5daaa545c74c7d98974b54cbdb92659fc";
-    sha256 = "0i22qmhq3indpvwbxz7c472rdyp8grag55x7iyjz8gmyn8gxjc11";
+    sha256 = "sha256-ITDZH7K+PvSlj6eX8lR+6PqWxSHs/L74vs3GgWHFQkQ=";
   };
 
   installPhase = ''

Source url did not change.