klipper 0 -> 1
attrpath: klipper
Checking auto update branch...
[version] 
[version] skipping because derivation has updateScript
[rustCrateVersion] 
[rustCrateVersion] No cargoSha256 or cargoHash found
[golangModuleVersion] 
[golangModuleVersion] Not a buildGoModule package with vendorSha256 or vendorHash
[updateScript] 
[updateScript] Success
[updateScript] this derivation will be built:
  /nix/store/frrldlsi97c8cc3c93bs277vcdip8sj5-packages.json.drv
building '/nix/store/frrldlsi97c8cc3c93bs277vcdip8sj5-packages.json.drv'...

Going to be running update for following packages:
 - klipper-unstable-2023-06-23

Press Enter key to continue...
Running update for:
 - klipper-unstable-2023-06-23: UPDATING ...
 - klipper-unstable-2023-06-23: DONE.

Packages updated!


[quotedUrls]
[quotedUrls] nothing found to replace
Diff after rewrites:
diff --git a/pkgs/servers/klipper/default.nix b/pkgs/servers/klipper/default.nix
index fed8b1e9da8..8e6b7accec2 100644
--- a/pkgs/servers/klipper/default.nix
+++ b/pkgs/servers/klipper/default.nix
@@ -8,13 +8,13 @@
 
 stdenv.mkDerivation rec {
   pname = "klipper";
-  version = "unstable-2023-06-23";
+  version = "unstable-2023-06-28";
 
   src = fetchFromGitHub {
     owner = "KevinOConnor";
     repo = "klipper";
-    rev = "b9247810b90938339e87056a5d0f8a7f207d4ea4";
-    sha256 = "sha256-FJoSQSmlrceG9NVoEx1PvcS3IX/8Eu+Q2tzgx8DJjjc=";
+    rev = "e62929fe2ff44bfed2ded09060cb41f35617070f";
+    sha256 = "sha256-D3nPr1RTujCSJOXDv2DIgKk1W2YQ4B+qjWcqndD776s=";
   };
 
   sourceRoot = "source/klippy";

No auto update branch exists
There might already be an open PR for this update:
- moonraker: unstable-2022-11-18 -> unstable-2023-06-26
  URL "https://api.github.com/repos/NixOS/nixpkgs/issues/202276"