Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: elk 0 -> 1
attrpath: elk
Checking auto update branch...
[version] 
[version] generic version rewriter does not support multiple hashes
[rustCrateVersion] 
[rustCrateVersion] No cargoHash found
[golangModuleVersion] 
[golangModuleVersion] Not a buildGoModule package with vendorHash
[npmDepsVersion] 
[npmDepsVersion] No npmDepsHash
[updateScript] 
[updateScript] Success
[updateScript] this derivation will be built:
  /nix/store/ycbqlnidgjh062qwbg0a4hjmbxsav02f-packages.json.drv
building '/nix/store/ycbqlnidgjh062qwbg0a4hjmbxsav02f-packages.json.drv'...
structuredAttrs is enabled

Going to be running update for following packages:
 - elk-1.0.1

Press Enter key to continue...
Running update for:
Enqueuing group of 1 packages
 - elk-1.0.1: UPDATING ...
 - elk-1.0.1: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/by-name/el/elk/package.nix b/pkgs/by-name/el/elk/package.nix
index a7e8ca6a94dc..5b7f3e472c4c 100644
--- a/pkgs/by-name/el/elk/package.nix
+++ b/pkgs/by-name/el/elk/package.nix
@@ -53,7 +53,7 @@ stdenvNoCC.mkDerivation (finalAttrs: {
       src
       ;
     fetcherVersion = 4;
-    hash = "sha256-+5hbR1nBInUKTalF7ZHMqPfi/etplR5aNsEE/a/ZASs=";
+    hash = "sha256-6K7EywYkJRgQmxGm6y1FTu/CRFlnf3+1LsvpzvAIxzk=";
   };
 
   env.NUXT_TELEMETRY_DISABLED = "1";

Package version did not change.