Running nixpkgs-update (https://github.com/NixOS/infra/blob/main/non-critical-infra/modules/nixpkgs-update/README.md) with UPDATE_INFO: folly 2026.07.27.00 -> 2026.10.26.00 https://github.com/meta/folly/releases
attrpath: folly
Checking auto update branch...
[version] 
[version] skipping because derivation has updateScript
[rustCrateVersion] 
[rustCrateVersion] No cargoHash found
[golangModuleVersion] 
[golangModuleVersion] Not a buildGoModule package with vendorHash
[npmDepsVersion] 
[npmDepsVersion] No npmDepsHash
[updateScript] 
[updateScript] Success
[updateScript] this derivation will be built:
  /nix/store/3vdkllmbsrpya6s340hp3f14skw041hk-packages.json.drv
building '/nix/store/3vdkllmbsrpya6s340hp3f14skw041hk-packages.json.drv'...

Going to be running update for following packages:
 - folly-2026.07.27.00

Press Enter key to continue...
Running update for:
Enqueuing group of 1 packages
 - folly-2026.07.27.00: UPDATING ...
 - folly-2026.07.27.00: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/by-name/fo/folly/package.nix b/pkgs/by-name/fo/folly/package.nix
index e2409eeaad02..1df4f204ef39 100644
--- a/pkgs/by-name/fo/folly/package.nix
+++ b/pkgs/by-name/fo/folly/package.nix
@@ -42,7 +42,7 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "folly";
-  version = "2026.07.27.00";
+  version = "2026.10.26.00";
 
   # split outputs to reduce downstream closure sizes
   outputs = [
@@ -54,7 +54,7 @@ stdenv.mkDerivation (finalAttrs: {
     owner = "meta";
     repo = "folly";
     tag = "v${finalAttrs.version}";
-    hash = "sha256-xxS1FU3thl8UA1DzumVEazelISayLioabFjKlXX67Yk=";
+    hash = "sha256-7Iy2ch69v9CBmZP1Vy0fzNnNV1Q0mDjO+mLUCqzkXT8=";
   };
 
   nativeBuildInputs = [

An auto update branch exists with message `folly: 2026.07.27.00 -> 2026.09.21.00`. New version is 2026.10.26.00.
The auto update branch does not match or exceed the new version.
Received ExitFailure 1 when running
Raw command: nix-build --option sandbox true --arg config "{ allowUnfree = true; allowAliases = false; }" --arg overlays "[ ]" -A folly
nix build failed.
got build log for 'folly' from 'daemon'
Running phase: unpackPhase
@nix { "action": "setPhase", "phase": "unpackPhase" }
unpacking source archive /nix/store/hgxqgl654bp060y1m6sc0win1l9ix2d8-source
source root is source
Running phase: patchPhase
@nix { "action": "setPhase", "phase": "patchPhase" }
applying patch /nix/store/rnwh59qc0jipsdzimyfm3lsv35jjiw0l-install-test-certs.patch
patching file CMakeLists.txt
Hunk #1 FAILED at 489.
1 out of 1 hunk FAILED -- saving rejects to file CMakeLists.txt.rej