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/hnwxvlci4y63w0zyspxpwb3b5bqdxkil-packages.json.drv
building '/nix/store/hnwxvlci4y63w0zyspxpwb3b5bqdxkil-packages.json.drv'...

Going to be running update for following packages:
 - scons-4.7.0

Press Enter key to continue...
Running update for:
 - scons-4.7.0: UPDATING ...
 - scons-4.7.0: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/by-name/sc/scons/package.nix b/pkgs/by-name/sc/scons/package.nix
index 8ebc736097b0..0eb2b5434284 100644
--- a/pkgs/by-name/sc/scons/package.nix
+++ b/pkgs/by-name/sc/scons/package.nix
@@ -1,13 +1,13 @@
 { lib, fetchFromGitHub, python3Packages }:
 python3Packages.buildPythonApplication rec {
   pname = "scons";
-  version = "4.7.0";
+  version = "4.8.1";
 
   src = fetchFromGitHub {
     owner = "Scons";
     repo = "scons";
-    rev = version;
-    hash = "sha256-7VzGuz9CAUF6MRCEpj5z1FkZD19/Ic+YBukYQocvkr0=";
+    rev = "refs/tags/${version}";
+    hash = "sha256-3B7DrWfHVJBs19mWAlm4/EGbu6FqppIq3Q1vH2Xsj6U=";
   };
 
   pyproject = true;

No auto update branch exists
Received ExitFailure 1 when running
Raw command: /nix/store/i2lb92ljp62lzm30yk8n3g9mbdy1rr8s-nix-2.18.5/bin/nix-build --option sandbox true --arg config "{ allowBroken = true; allowUnfree = true; allowAliases = false; }" --arg overlays "[ ]" -A scons
nix build failed.
Sourcing python-runtime-deps-check-hook
Using pythonRuntimeDepsCheckHook
Sourcing pypa-install-hook
Using pypaInstallPhase
Sourcing python-imports-check-hook.sh
Using pythonImportsCheckPhase
Sourcing python-namespaces-hook
Sourcing python-catch-conflicts-hook.sh
Running phase: unpackPhase
@nix { "action": "setPhase", "phase": "unpackPhase" }
unpacking source archive /nix/store/x7x8b7m7pl9gvj86qpyr531hj1a1kvhp-source
source root is source
setting SOURCE_DATE_EPOCH to timestamp 315619200 of file source/windows_ci_skip.txt
Running phase: patchPhase
@nix { "action": "setPhase", "phase": "patchPhase" }
applying patch /nix/store/66q7qqp126ddv19fg32arddv0c1sby2r-env.patch
patching file SCons/Platform/posix.py
Hunk #2 succeeded at 86 (offset -2 lines).
applying patch /nix/store/90ykb0lp2lnnlph8jpxvp1q765bcc58k-no-man-pages.patch
can't find file to patch at input line 3
Perhaps you used the wrong -p or --strip option?
The text leading up to this was:
--------------------------
|--- a/setup.cfg
|+++ b/setup.cfg
--------------------------
File to patch: 
Skip this patch? [y] 
Skipping patch.
1 out of 1 hunk ignored