scons 0 -> 1
attrpath: scons
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
[npmDepsVersion] 
[npmDepsVersion] No npmDepsHash
[updateScript] 
[updateScript] Success
[updateScript] this derivation will be built:
  /nix/store/arcfabca5brb5fbr2nxabsxinngrkjs7-packages.json.drv
building '/nix/store/arcfabca5brb5fbr2nxabsxinngrkjs7-packages.json.drv'...

Going to be running update for following packages:
 - scons-4.5.2

Press Enter key to continue...
Running update for:
 - scons-4.5.2: UPDATING ...
 - scons-4.5.2: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/development/tools/build-managers/scons/4.5.2.nix b/pkgs/development/tools/build-managers/scons/4.5.2.nix
index f63702cb7ef4..bc7e960a5aa6 100644
--- a/pkgs/development/tools/build-managers/scons/4.5.2.nix
+++ b/pkgs/development/tools/build-managers/scons/4.5.2.nix
@@ -2,12 +2,12 @@
 
 let
   pname = "scons";
-  version = "4.5.2";
+  version = "4.6.0";
   src = fetchFromGitHub {
     owner = "Scons";
     repo = "scons";
-    rev = version;
-    hash = "sha256-vxJsz24jDsPcttwPXq9+ztc/N7W4Gkydgykk/FLgZLo=";
+    rev = "refs/tags/${version}";
+    hash = "sha256-y8qVdP7oXMts5oHNCN51gufGTjHtkDlODaXtR/aqcNI=";
   };
 in
 python3.pkgs.buildPythonApplication {

No auto update branch exists
Received ExitFailure 1 when running
Raw command: /nix/store/62fm7r6175k2bgvhc19hn9bdhw90wa3n-nix-2.18.1/bin/nix-build --option sandbox true --arg config "{ allowBroken = true; allowUnfree = true; allowAliases = false; }" --arg overlays "[ ]" -A scons
nix build failed.
applying patch /nix/store/66q7qqp126ddv19fg32arddv0c1sby2r-env.patch
patching file SCons/Platform/posix.py
Hunk #2 succeeded at 86 (offset -2 lines).
substituteStream(): WARNING: '--replace' is deprecated, use --replace-{fail,warn,quiet}. (file 'setup.cfg')
substituteStream(): WARNING: pattern build/doc/man/ doesn't match anything in file 'setup.cfg'
@nix { "action": "setPhase", "phase": "updateAutotoolsGnuConfigScriptsPhase" }
Running phase: updateAutotoolsGnuConfigScriptsPhase
@nix { "action": "setPhase", "phase": "configurePhase" }
Running phase: configurePhase
scons: Reading SConscript files ...
git    :False
gzip   :/nix/store/zyyb8vi6jg1swr5f34rxgi9izck2r88h-gzip-1.13/bin/gzip
unzip  :None
zip    :None
Package:['build/dist/scons-local-4.6.0.zip']
Zipapp:['build/dist/scons-local-4.6.0.pyz']
doc: No PDF renderer found (fop|xep)!
doc: ...skipping building User Guide.
     ...creating fake MAN pages.
scons: done reading SConscript files.
scons: Building targets ...
Creating 'SCons/__init__.py'
Install file: "build/doc/man/scons-time.1" as "scons-time.1"
Install file: "build/doc/man/scons.1" as "scons.1"
Install file: "build/doc/man/sconsign.1" as "sconsign.1"
"/nix/store/sxr2igfkwhxbagri49b8krmcqz168sim-python3-3.11.8/bin/python" -m build --outdir /build/source/build/dist
/nix/store/sxr2igfkwhxbagri49b8krmcqz168sim-python3-3.11.8/bin/python: No module named build.__main__; 'build' is a package and cannot be directly executed
scons: *** [build/dist/SCons-4.6.0-py3-none-any.whl] Error 1
scons: building terminated because of errors.
/nix/store/3qnm3nwjajgqa771dmi2dnwxrw0kzq5m-stdenv-linux/setup: line 131: pop_var_context: head of shell_variables not a function context