ocamlPackages.printbox 0 -> 1
attrpath: ocamlPackages.printbox
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] this derivation will be built:
  /nix/store/mr62ixaz2xrar5x9hbijl8l6al3r9dzi-packages.json.drv
building '/nix/store/mr62ixaz2xrar5x9hbijl8l6al3r9dzi-packages.json.drv'...

Going to be running update for following packages:
 - ocaml5.1.1-printbox-0.6.1

Press Enter key to continue...
Running update for:
 - ocaml5.1.1-printbox-0.6.1: UPDATING ...
 - ocaml5.1.1-printbox-0.6.1: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/development/ocaml-modules/printbox/default.nix b/pkgs/development/ocaml-modules/printbox/default.nix
index 13fad457e2ae..507fd0ad98f2 100644
--- a/pkgs/development/ocaml-modules/printbox/default.nix
+++ b/pkgs/development/ocaml-modules/printbox/default.nix
@@ -2,7 +2,7 @@
 
 buildDunePackage rec {
   pname = "printbox";
-  version = "0.6.1";
+  version = "0.9";
 
   useDune2 = true;
 
@@ -12,7 +12,7 @@ buildDunePackage rec {
     owner = "c-cube";
     repo = pname;
     rev = "v${version}";
-    sha256 = "sha256-7u2ThRhM3vW4ItcFsK4ycgcaW0JcQOFoZZRq2kqbl+k=";
+    sha256 = "sha256-mYKL/ZhXnutiF3NzggZf7ZBUAHl1/liiCkd7QzRj698=";
   };
 
   nativeCheckInputs = [ mdx.bin ];

No auto update branch exists
Update edits cause no rebuilds.