scons_4_1_0 0 -> 1
attrpath: scons_4_1_0
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] 
Going to be running update for following packages:
 - scons-4.1.0

Press Enter key to continue...
Running update for:
 - scons-4.1.0: UPDATING ...
 - scons-4.1.0: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/development/tools/build-managers/scons/4.1.0.nix b/pkgs/development/tools/build-managers/scons/4.1.0.nix
index f2edf5161aaf..602d2210931e 100644
--- a/pkgs/development/tools/build-managers/scons/4.1.0.nix
+++ b/pkgs/development/tools/build-managers/scons/4.1.0.nix
@@ -2,12 +2,12 @@
 
 let
   pname = "scons";
-  version = "4.1.0";
+  version = "4.7.0";
   src = fetchFromGitHub {
     owner = "Scons";
     repo = "scons";
-    rev = version;
-    hash = "sha256-ldus/9ghqAMB7A+NrHiCQm7saCdIpqzufGCLxWRhYKU=";
+    rev = "refs/tags/${version}";
+    hash = "sha256-7VzGuz9CAUF6MRCEpj5z1FkZD19/Ic+YBukYQocvkr0=";
   };
 in
 python3.pkgs.buildPythonApplication {

No auto update branch exists
Received ExitFailure 1 when running
Raw command: /nix/store/v7gdmdc9yhx3ngh840xx5kr46840s73b-nix-2.18.2/bin/nix-build --option sandbox true --arg config "{ allowBroken = true; allowUnfree = true; allowAliases = false; }" --arg overlays "[ ]" -A scons_4_1_0
nix build failed.
scons: Building targets ...
xinclude scons-time.xml > scons-time_xi.xml
sh: line 1: xinclude: command not found
o scons-time_db.xml /build/source/build/doc/xslt/to_docbook.xslt scons-time_xi.xml
sh: line 1: o: command not found
o scons-scons-time.html html.xsl scons-time_db.xml
sh: line 1: o: command not found
xinclude scons.xml > scons_xi.xml
sh: line 1: xinclude: command not found
o scons_db.xml /build/source/build/doc/xslt/to_docbook.xslt scons_xi.xml
sh: line 1: o: command not found
o scons-scons.html html.xsl scons_db.xml
sh: line 1: o: command not found
xinclude sconsign.xml > sconsign_xi.xml
sh: line 1: xinclude: command not found
o sconsign_db.xml /build/source/build/doc/xslt/to_docbook.xslt sconsign_xi.xml
sh: line 1: o: command not found
o scons-sconsign.html html.xsl sconsign_db.xml
sh: line 1: o: command not found
o scons-time.1 /build/source/build/SCons/Tool/docbook/docbook-xsl-1.76.1/manpages/docbook.xsl scons-time_db.xml
sh: line 1: o: command not found
o scons.1 /build/source/build/SCons/Tool/docbook/docbook-xsl-1.76.1/manpages/docbook.xsl scons_db.xml
sh: line 1: o: command not found
o sconsign.1 /build/source/build/SCons/Tool/docbook/docbook-xsl-1.76.1/manpages/docbook.xsl sconsign_db.xml
sh: line 1: o: command not found
scons: done building targets.
Install file: "build/doc/man/scons-time.1" as "scons-time.1"
scons: *** [scons-time.1] build/doc/man/scons-time.1: No such file or directory
scons: building terminated because of errors.
/nix/store/v5lsd029lz5lfhamivbgqyp3zdv94ah2-stdenv-linux/setup: line 131: pop_var_context: head of shell_variables not a function context