Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: cbor-diag 0 -> 1
attrpath: cbor-diag
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/avzca9hdy3jbkqbfqj6499ph0ak333g5-packages.json.drv
building '/nix/store/avzca9hdy3jbkqbfqj6499ph0ak333g5-packages.json.drv'...

Going to be running update for following packages:
 - cbor-diag-0.10.2

Press Enter key to continue...
Running update for:
Enqueuing group of 1 packages
 - cbor-diag-0.10.2: UPDATING ...
 - cbor-diag-0.10.2: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/by-name/cb/cbor-diag/Gemfile.lock b/pkgs/by-name/cb/cbor-diag/Gemfile.lock
index 67a53ba2856c..5650edc1c7fc 100644
--- a/pkgs/by-name/cb/cbor-diag/Gemfile.lock
+++ b/pkgs/by-name/cb/cbor-diag/Gemfile.lock
@@ -3,7 +3,7 @@ GEM
   specs:
     cbor-canonical (0.1.2)
     cbor-deterministic (0.1.3)
-    cbor-diag (0.10.2)
+    cbor-diag (0.10.3)
       cbor-canonical
       cbor-deterministic
       cbor-packed
@@ -14,7 +14,7 @@ GEM
     json_pure (2.8.1)
     neatjson (0.10.5)
     polyglot (0.3.5)
-    treetop (1.6.14)
+    treetop (1.6.18)
       polyglot (~> 0.3)
 
 PLATFORMS
@@ -24,4 +24,4 @@ DEPENDENCIES
   cbor-diag
 
 BUNDLED WITH
-   2.7.1
+   2.7.2
diff --git a/pkgs/by-name/cb/cbor-diag/gemset.nix b/pkgs/by-name/cb/cbor-diag/gemset.nix
index 721d4678ff9f..5cda7eca283f 100644
--- a/pkgs/by-name/cb/cbor-diag/gemset.nix
+++ b/pkgs/by-name/cb/cbor-diag/gemset.nix
@@ -32,10 +32,10 @@
     platforms = [ ];
     source = {
       remotes = [ "https://rubygems.org" ];
-      sha256 = "1w64msy9wdyagcl2rcr7lynmdrazjb8wr6406r47x6k007q8jpd3";
+      sha256 = "0jvwzzwip5v3bgcn1i5mfqfy8fsqhdcmnfckran4yknzn2gq618h";
       type = "gem";
     };
-    version = "0.10.2";
+    version = "0.10.3";
   };
   cbor-packed = {
     groups = [ "default" ];
@@ -83,9 +83,9 @@
     platforms = [ ];
     source = {
       remotes = [ "https://rubygems.org" ];
-      sha256 = "1m5fqy7vq6y7bgxmw7jmk7y6pla83m16p7lb41lbqgg53j8x2cds";
+      sha256 = "1nl3q5ai7ikaa5sjdbspfa4njbrdvf7898zkplmalln6y4r3y153";
       type = "gem";
     };
-    version = "1.6.14";
+    version = "1.6.18";
   };
 }

No auto update branch exists
Old version 0.10.2" not present in master derivation file with contents: {
  lib,
  bundlerApp,
  bundlerUpdateScript,
}:

bundlerApp {
  pname = "cbor-diag";

  gemdir = ./.;

  exes = [
    "cbor2diag.rb"
    "cbor2json.rb"
    "cbor2pretty.rb"
    "cbor2yaml.rb"
    "cborseq2diag.rb"
    "cborseq2json.rb"
    "cborseq2neatjson.rb"
    "cborseq2yaml.rb"
    "diag2cbor.rb"
    "diag2pretty.rb"
    "json2cbor.rb"
    "json2pretty.rb"
    "pretty2cbor.rb"
    "pretty2diag.rb"
    "yaml2cbor.rb"
  ];

  passthru.updateScript = bundlerUpdateScript "cbor-diag";

  meta = {
    description = "CBOR diagnostic utilities";
    homepage = "https://github.com/cabo/cbor-diag";
    license = with lib.licenses; asl20;
    maintainers = with lib.maintainers; [
      fdns
      nicknovitski
      amesgen
    ];
    platforms = lib.platforms.unix;
  };
}