kicad-unstable 0 -> 1
attrpath: kicad-unstable
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/hbh1f4rdnpanyj78zq41qxczd60jmmss-packages.json.drv
building '/nix/store/hbh1f4rdnpanyj78zq41qxczd60jmmss-packages.json.drv'...

Going to be running update for following packages:
 - kicad-unstable-b7b64d959f

Press Enter key to continue...
Running update for:
 - kicad-unstable-b7b64d959f: UPDATING ...
 - kicad-unstable-b7b64d959f: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/applications/science/electronics/kicad/versions.nix b/pkgs/applications/science/electronics/kicad/versions.nix
index 36114fff73a3..9f81fe8124c1 100644
--- a/pkgs/applications/science/electronics/kicad/versions.nix
+++ b/pkgs/applications/science/electronics/kicad/versions.nix
@@ -47,23 +47,23 @@
   };
   "kicad-unstable" = {
     kicadVersion = {
-      version =			"2024-02-23";
+      version =			"2024-04-10";
       src = {
-        rev =			"b7b64d959f37f00bb0d14b007c3b3908196e1024";
-        sha256 =		"1gl7mjqpmqq4m55z6crwb77983g00gi2161ichsc7hsfhs4c8grh";
+        rev =			"3b66f64c19a8b7bc608fb4b4e4ee77a8b8bd0b17";
+        sha256 =		"12kwwdh1hgfafv8g47w42xrh6v2ba40bqqv46gmjhpfhh028lpdq";
       };
     };
     libVersion = {
-      version =			"2024-02-23";
+      version =			"2024-04-10";
       libSources = {
-        symbols.rev =		"8b0c343d8694fe0a968e5c4af69fd161bacf7da1";
-        symbols.sha256 =	"049h2a7yn6ks8sybppixa872dbvyd0rwf9r6nixvdg6d13fl6rwf";
-        templates.rev =		"0a6c4f798a68a5c639d54b4d3093460ab9267816";
-        templates.sha256 =	"0m9bggz3cm27kqpjjwxy19mqzk0c69bywcjkqcni7kafr21c6k4z";
-        footprints.rev =	"ded6b053460faae5783c538a38e91e2b4bddcf2e";
-        footprints.sha256 =	"035bf37n4vrihaj4zfdncisdx9fly1vya7lhkxhlsbv5blpi4a5y";
-        packages3d.rev =	"984667325076d4e50dab14e755aeacf97f42194c";
-        packages3d.sha256 =	"0lkaxv02h4sxrnm8zr17wl9d07mazlisad78r35gry741i362cdg";
+        symbols.rev =		"149264c6c9e407bab68deefb9ab41632621097ea";
+        symbols.sha256 =	"0cwwianfpd9v1gx3mjm6kip248wmi2p5ihbif4nfwp8hb7dfvzkd";
+        templates.rev =		"0fd666a6a45cc055c206c4766280b9a80ab3aa19";
+        templates.sha256 =	"073a6cyvzzy0vmkj3ip4ziq7b7pcizs70nm5acw838dxghjfyv3v";
+        footprints.rev =	"68540873d752fafc9242567de6dac2aa96c240cc";
+        footprints.sha256 =	"1niqnkqkksga0pg03ldy6ksibr9hylqhh2kjrh9w505n9cgnaw2b";
+        packages3d.rev =	"738005c1a1d18a677b4e4d9a95834eaf17afeb38";
+        packages3d.sha256 =	"153yj8qwv162b1562kf5k0p2d8fnx3d2fndiyp27hcizw4sh5ram";
       };
     };
   };

No auto update branch exists
Old version b7b64d959f" not present in master derivation file with contents: # This file was generated by update.sh

{
  "kicad" = {
    kicadVersion = {
      version =			"8.0.1";
      src = {
        rev =			"20421d65e5a7ede894345d337ab47b469f5ba154";
        sha256 =		"096kvmm96ccxir1rspgzzjkp6y2j80l3w2vphg9iv3drxmjp7qjv";
      };
    };
    libVersion = {
      version =			"8.0.1";
      libSources = {
        symbols.rev =		"d6aff3948edfca2bacf36900ff080f6b3f65fe4c";
        symbols.sha256 =	"00xnvikmqd1zkg9p1f89kvryvkybl5f20baij6babqyc29nbzkwy";
        templates.rev =		"0a6c4f798a68a5c639d54b4d3093460ab9267816";
        templates.sha256 =	"0m9bggz3cm27kqpjjwxy19mqzk0c69bywcjkqcni7kafr21c6k4z";
        footprints.rev =	"226b4f3d5c10a4126d88b895188bdab629fe60b0";
        footprints.sha256 =	"1bb3mb2a7vkridgmqqm9ib3hv2m4zx1i14mglb11sribypy0ma5p";
        packages3d.rev =	"49c1cd4017499b8a7f6dedbe7ede834d1713eb28";
        packages3d.sha256 =	"0b5jwr5bbd0kzb75nj3028knjrv0872dk54sbsnxaz669q8zaxap";
      };
    };
  };
  "kicad-testing" = {
    kicadVersion = {
      version =			"8.0-2024-02-23";
      src = {
        rev =			"14d71c8ca6b48d2eb956bb069acf05a37b1b2652";
        sha256 =		"0xqd0xbpnvsvba75526nwgzr8l2cfxy99sjmg13sjxfx7rq16kqi";
      };
    };
    libVersion = {
      version =			"8.0-2024-02-23";
      libSources = {
        symbols.rev =		"e228d4e8b295364e90e36c57f4023d8285ba88cd";
        symbols.sha256 =	"049h2a7yn6ks8sybppixa872dbvyd0rwf9r6nixvdg6d13fl6rwf";
        templates.rev =		"2e00c233b67e35323f90d04c190bf70237a252f2";
        templates.sha256 =	"0m9bggz3cm27kqpjjwxy19mqzk0c69bywcjkqcni7kafr21c6k4z";
        footprints.rev =	"6e5329a6d4aaa81290e23af3eba88f505c2f61b0";
        footprints.sha256 =	"0ypjlbmzmcl3pha3q2361va70c988b1drxy8320gm66jkzfc21a1";
        packages3d.rev =	"d1e521228d9f5888836b1a6a35fb05fb925456fa";
        packages3d.sha256 =	"0lcy1av7ixg1f7arflk50jllpc1749sfvf3h62hkxsz97wkr97xj";
      };
    };
  };
  "kicad-unstable" = {
    kicadVersion = {
      version =			"2024-02-23";
      src = {
        rev =			"b7b64d959f37f00bb0d14b007c3b3908196e1024";
        sha256 =		"1gl7mjqpmqq4m55z6crwb77983g00gi2161ichsc7hsfhs4c8grh";
      };
    };
    libVersion = {
      version =			"2024-02-23";
      libSources = {
        symbols.rev =		"8b0c343d8694fe0a968e5c4af69fd161bacf7da1";
        symbols.sha256 =	"049h2a7yn6ks8sybppixa872dbvyd0rwf9r6nixvdg6d13fl6rwf";
        templates.rev =		"0a6c4f798a68a5c639d54b4d3093460ab9267816";
        templates.sha256 =	"0m9bggz3cm27kqpjjwxy19mqzk0c69bywcjkqcni7kafr21c6k4z";
        footprints.rev =	"ded6b053460faae5783c538a38e91e2b4bddcf2e";
        footprints.sha256 =	"035bf37n4vrihaj4zfdncisdx9fly1vya7lhkxhlsbv5blpi4a5y";
        packages3d.rev =	"984667325076d4e50dab14e755aeacf97f42194c";
        packages3d.sha256 =	"0lkaxv02h4sxrnm8zr17wl9d07mazlisad78r35gry741i362cdg";
      };
    };
  };
}