firefox-unwrapped 0 -> 1
attrpath: firefox-unwrapped
Checking auto update branch...
[version] 
[version] generic version rewriter does not support multiple hashes
[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/7hnv07fivf5rr852ic324ys2arrybydx-packages.json.drv
building '/nix/store/7hnv07fivf5rr852ic324ys2arrybydx-packages.json.drv'...

Going to be running update for following packages:
 - firefox-unwrapped-125.0

Press Enter key to continue...
Running update for:
 - firefox-unwrapped-125.0: UPDATING ...
 - firefox-unwrapped-125.0: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/applications/networking/browsers/firefox/packages.nix b/pkgs/applications/networking/browsers/firefox/packages.nix
index c468c693bd3d..32a5fd905568 100644
--- a/pkgs/applications/networking/browsers/firefox/packages.nix
+++ b/pkgs/applications/networking/browsers/firefox/packages.nix
@@ -3,10 +3,10 @@
 {
   firefox = buildMozillaMach rec {
     pname = "firefox";
-    version = "125.0";
+    version = "125.0.1";
     src = fetchurl {
       url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
-      sha512 = "c520070e5a8872f3df4f5e35b9a605eef95f61254f6242040f02b2b68d6c8eef993885a18144353326a7488ac27115fa4ad2ef5615885e5155ab3f8194a61977";
+      sha512 = "6f2f336de8b0ec9cb19ba20c909407b7b88c0319ee3b2f1f3429133516b0c45b4c7846f287985a0cdb9f34acc7d5378ed14fb48e26bef113c8ac360501a30c4d";
     };
 
     extraPatches = [

No auto update branch exists
Old version 125.0" not present in master derivation file with contents: { stdenv, lib, callPackage, fetchurl, fetchpatch, nixosTests, buildMozillaMach }:

{
  firefox = buildMozillaMach rec {
    pname = "firefox";
    version = "125.0.1";
    src = fetchurl {
      url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
      sha512 = "6f2f336de8b0ec9cb19ba20c909407b7b88c0319ee3b2f1f3429133516b0c45b4c7846f287985a0cdb9f34acc7d5378ed14fb48e26bef113c8ac360501a30c4d";
    };

    extraPatches = [
    ];

    meta = {
      changelog = "https://www.mozilla.org/en-US/firefox/${version}/releasenotes/";
      description = "A web browser built from Firefox source tree";
      homepage = "http://www.mozilla.com/en-US/firefox/";
      maintainers = with lib.maintainers; [ lovesegfault hexa ];
      platforms = lib.platforms.unix;
      badPlatforms = lib.platforms.darwin;
      broken = stdenv.buildPlatform.is32bit; # since Firefox 60, build on 32-bit platforms fails with "out of memory".
                                             # not in `badPlatforms` because cross-compilation on 64-bit machine might work.
      maxSilent = 14400; # 4h, double the default of 7200s (c.f. #129212, #129115)
      license = lib.licenses.mpl20;
      mainProgram = "firefox";
    };
    tests = [ nixosTests.firefox ];
    updateScript = callPackage ./update.nix {
      attrPath = "firefox-unwrapped";
    };
  };

  firefox-beta = buildMozillaMach rec {
    pname = "firefox-beta";
    version = "125.0b9";
    applicationName = "Mozilla Firefox Beta";
    src = fetchurl {
      url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
      sha512 = "66d1b27355c105714b926b5424badc01582e5ad7e979104d05fa50748ea961c7f1e081b88978fb94aee54ed281931b8d0f0bb0e16670cf89e7f10703711e7f4e";
    };

    meta = {
      changelog = "https://www.mozilla.org/en-US/firefox/${lib.versions.majorMinor version}beta/releasenotes/";
      description = "A web browser built from Firefox Beta Release source tree";
      homepage = "http://www.mozilla.com/en-US/firefox/";
      maintainers = with lib.maintainers; [ jopejoe1 ];
      platforms = lib.platforms.unix;
      badPlatforms = lib.platforms.darwin;
      broken = stdenv.buildPlatform.is32bit; # since Firefox 60, build on 32-bit platforms fails with "out of memory".
                                             # not in `badPlatforms` because cross-compilation on 64-bit machine might work.
      maxSilent = 14400; # 4h, double the default of 7200s (c.f. #129212, #129115)
      license = lib.licenses.mpl20;
      mainProgram = "firefox";
    };
    tests = [ nixosTests.firefox-beta ];
    updateScript = callPackage ./update.nix {
      attrPath = "firefox-beta-unwrapped";
      versionSuffix = "b[0-9]*";
    };
  };

  firefox-devedition = buildMozillaMach rec {
    pname = "firefox-devedition";
    version = "125.0b9";
    applicationName = "Mozilla Firefox Developer Edition";
    requireSigning = false;
    branding = "browser/branding/aurora";
    src = fetchurl {
      url = "mirror://mozilla/devedition/releases/${version}/source/firefox-${version}.source.tar.xz";
      sha512 = "a000d1ad29a6a83af6bb424d9b5099667b93907041ebcf8f18b22a2045f4d0f0292db3b331c33b30d142ee6feb58386cedcae356c79d2c5e31fc7a571af2b63c";
    };

    meta = {
      changelog = "https://www.mozilla.org/en-US/firefox/${lib.versions.majorMinor version}beta/releasenotes/";
      description = "A web browser built from Firefox Developer Edition source tree";
      homepage = "http://www.mozilla.com/en-US/firefox/";
      maintainers = with lib.maintainers; [ jopejoe1 ];
      platforms = lib.platforms.unix;
      badPlatforms = lib.platforms.darwin;
      broken = stdenv.buildPlatform.is32bit; # since Firefox 60, build on 32-bit platforms fails with "out of memory".
                                             # not in `badPlatforms` because cross-compilation on 64-bit machine might work.
      maxSilent = 14400; # 4h, double the default of 7200s (c.f. #129212, #129115)
      license = lib.licenses.mpl20;
      mainProgram = "firefox";
    };
    tests = [ nixosTests.firefox-devedition ];
    updateScript = callPackage ./update.nix {
      attrPath = "firefox-devedition-unwrapped";
      versionSuffix = "b[0-9]*";
      baseUrl = "https://archive.mozilla.org/pub/devedition/releases/";
    };
  };

  firefox-esr-115 = buildMozillaMach rec {
    pname = "firefox-esr-115";
    version = "115.10.0esr";
    applicationName = "Mozilla Firefox ESR";
    src = fetchurl {
      url = "mirror://mozilla/firefox/releases/${version}/source/firefox-${version}.source.tar.xz";
      sha512 = "0626e2c68ce43f24dfc2b9216e2565537ad8781daf4195d53420e1b78d57d0f6360fbe56b0ddbedae3818546c72472c85c1ff2b208c123d32a0543e666f42b65";
    };

    meta = {
      changelog = "https://www.mozilla.org/en-US/firefox/${lib.removeSuffix "esr" version}/releasenotes/";
      description = "A web browser built from Firefox Extended Support Release source tree";
      homepage = "http://www.mozilla.com/en-US/firefox/";
      maintainers = with lib.maintainers; [ hexa ];
      platforms = lib.platforms.unix;
      badPlatforms = lib.platforms.darwin;
      broken = stdenv.buildPlatform.is32bit; # since Firefox 60, build on 32-bit platforms fails with "out of memory".
                                             # not in `badPlatforms` because cross-compilation on 64-bit machine might work.
      license = lib.licenses.mpl20;
      mainProgram = "firefox";
    };
    tests = [ nixosTests.firefox-esr-115 ];
    updateScript = callPackage ./update.nix {
      attrPath = "firefox-esr-115-unwrapped";
      versionPrefix = "115";
      versionSuffix = "esr";
    };
  };
}