Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: cosmic-ext-ctl 0 -> 1
attrpath: cosmic-ext-ctl
Checking auto update branch...
[version] 
[version] generic version rewriter does not support multiple hashes
[rustCrateVersion] 
[rustCrateVersion] skipping because derivation has updateScript
[golangModuleVersion] 
[golangModuleVersion] Not a buildGoModule package with vendorHash
[npmDepsVersion] 
[npmDepsVersion] No npmDepsHash
[updateScript] 
[updateScript] Success
[updateScript] this derivation will be built:
  /nix/store/vllkj6qxgnjpm0kj612d93pripf1lkf9-packages.json.drv
building '/nix/store/vllkj6qxgnjpm0kj612d93pripf1lkf9-packages.json.drv'...

Going to be running update for following packages:
 - cosmic-ext-ctl-1.5.0

Press Enter key to continue...
Running update for:
Enqueuing group of 1 packages
 - cosmic-ext-ctl-1.5.0: UPDATING ...
 - cosmic-ext-ctl-1.5.0: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/by-name/co/cosmic-ext-ctl/package.nix b/pkgs/by-name/co/cosmic-ext-ctl/package.nix
index 6128c1e3d54a..d64aaee99d80 100644
--- a/pkgs/by-name/co/cosmic-ext-ctl/package.nix
+++ b/pkgs/by-name/co/cosmic-ext-ctl/package.nix
@@ -17,7 +17,7 @@ rustPlatform.buildRustPackage (finalAttrs: {
     hash = "sha256-URqNhkC1XrXYxr14K6sT3TLso38eWLMA+WplBdj52Vg=";
   };
 
-  cargoHash = "sha256-OL1LqOAyIFFCGIp3ySdvEXJ1ECp9DgC/8mfAPo/E7k4=";
+  cargoHash = "sha256-rqEsbXJPWfuIKyzV0c8zhdF1SjzhAZ2dKYREC/pMmQw=";
 
   doInstallCheck = true;
   nativeInstallCheckInputs = [ versionCheckHook ];

Package version did not change.