Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: firefox-beta-unwrapped 0 -> 1
attrpath: firefox-beta-unwrapped
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] these 2 derivations will be built:
  /nix/store/730vzlja8zz1ab1icbv29x2wa8kn1jpw-update-firefox-beta-unwrapped.drv
  /nix/store/rasaxylcilp67ahnkwmc5lrflv1h8354-packages.json.drv
building '/nix/store/730vzlja8zz1ab1icbv29x2wa8kn1jpw-update-firefox-beta-unwrapped.drv'...
building '/nix/store/rasaxylcilp67ahnkwmc5lrflv1h8354-packages.json.drv'...

Going to be running update for following packages:
 - firefox-beta-unwrapped-150.0b9

Press Enter key to continue...
Running update for:
Enqueuing group of 1 packages
 - firefox-beta-unwrapped-150.0b9: UPDATING ...
 - firefox-beta-unwrapped-150.0b9: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/applications/networking/browsers/firefox/packages/firefox-beta.nix b/pkgs/applications/networking/browsers/firefox/packages/firefox-beta.nix
index 6864ad465b89..096cd5206d41 100644
--- a/pkgs/applications/networking/browsers/firefox/packages/firefox-beta.nix
+++ b/pkgs/applications/networking/browsers/firefox/packages/firefox-beta.nix
@@ -10,11 +10,11 @@
 buildMozillaMach rec {
   pname = "firefox-beta";
   binaryName = "firefox-beta";
-  version = "150.0b9";
+  version = "151.0b4";
   applicationName = "Firefox Beta";
   src = fetchurl {
     url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
-    sha512 = "5afa7b27ee38e809717ca02fede9aa5ebe27f9aeb78d7953e7b0790e30edb663bf0053335e42e258b7bf01b8859e6b0a10c23851cf8b495217f954ac41a386d4";
+    sha512 = "e928d491613e11e053802b7a7366f9bf08e4e8200abe9b56af62cf127f3e78ae114a2e39c671d95b5a5d0443accd043f4012315ec247c0cfa46bd5da29a56d00";
   };
 
   meta = {

No auto update branch exists
Received ExitFailure 1 when running
Raw command: nix-build --option sandbox true --arg config "{ allowUnfree = true; allowAliases = false; }" --arg overlays "[ ]" -A firefox-beta-unwrapped
nix build failed.
patching file taskcluster/scripts/misc/build-pkgconf.sh
Hunk #1 FAILED at 21.
1 out of 1 hunk FAILED -- saving rejects to file taskcluster/scripts/misc/build-pkgconf.sh.rej
patching file taskcluster/scripts/misc/build-rust-based-toolchain.sh
Hunk #1 FAILED at 42.
1 out of 1 hunk FAILED -- saving rejects to file taskcluster/scripts/misc/build-rust-based-toolchain.sh.rej
can't find file to patch at input line 216
Perhaps you used the wrong -p or --strip option?
The text leading up to this was:
--------------------------
|reverted:
|--- b/testing/mozharness/configs/openh264/macosx64-aarch64.py
|+++ a/testing/mozharness/configs/openh264/macosx64-aarch64.py
--------------------------
File to patch: 
Skip this patch? [y] 
Skipping patch.
1 out of 1 hunk ignored
can't find file to patch at input line 236
Perhaps you used the wrong -p or --strip option?
The text leading up to this was:
--------------------------
|reverted:
|--- b/testing/mozharness/configs/openh264/macosx64.py
|+++ a/testing/mozharness/configs/openh264/macosx64.py
--------------------------
File to patch: 
Skip this patch? [y] 
Skipping patch.
1 out of 1 hunk ignored