Update nixpkgs and nix

Signed-off-by: Sascha Grunert <sgrunert@redhat.com>

Author: saschagrunert

.github/workflows/build.yml

@@ -7,7 +7,7 @@ on:
     types: [published]
   pull_request:
 env:
-  NIX_VERSION: '2.25.0'
+  NIX_VERSION: '2.30.1'
   BOM_VERSION: v0.6.0
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}

Dockerfile.build-image

@@ -24,7 +24,7 @@ RUN apt-get update && \
 
 ENV USER=root
 
-ARG NIX_VERSION=2.25.0
+ARG NIX_VERSION=2.30.1
 
 RUN \
   export ARCH=x86_64 && \

dependencies.yaml

@@ -96,7 +96,7 @@ dependencies:
       match: tag
 
   - name: nix
-    version: 2.25.0
+    version: 2.30.1
     refPaths:
     - path: Dockerfile.build-image
       match: NIX_VERSION

nix/nixpkgs.json

@@ -1,12 +1,13 @@
 {
   "url": "https://github.com/nixos/nixpkgs",
-  "rev": "a57bc47b7485adedf0750aec58ffea6863100a52",
-  "date": "2025-03-24T14:09:03Z",
-  "path": "/nix/store/ny1i1gsr7mdzaynbwdsw6pg4krqi3nwx-nixpkgs",
-  "sha256": "1s64s1dfc5aj36i5lc3rj5hqj7mfqy3b9yd1q4ai3pvr7vpdyj3q",
-  "hash": "sha256-eEjf7j553xEVwaH5tIbHrh6JYZF5MFqiGVIV5lrQxOg=",
+  "rev": "65ba69b31ec792c8c572af5c3ff08f15ce5bf1e2",
+  "date": "2025-07-24T14:52:54+02:00",
+  "path": "/nix/store/sd2vnxdghznp96wxk4hjsgia0vqakryp-nixpkgs",
+  "sha256": "1ngaxq4sv767d6b1pz85imcxsjlmrnibwrd8k8iddzdma7pm41pg",
+  "hash": "sha256-7wZS71G1/dYimqhlvqLNlUrdWY0F/RuWacecrQnu6tk=",
   "fetchLFS": false,
   "fetchSubmodules": false,
   "deepClone": false,
+  "fetchTags": false,
   "leaveDotGit": false
 }

nix/overlay.nix

@@ -1,19 +1,5 @@
 self: super:
 {
-  # TODO: remove when go 1.24 is the standard in nixpkgs
-  buildGoModule = super.buildGo124Module;
-
-  # TODO: remove when https://github.com/NixOS/nixpkgs/issues/373516 got resolved
-  elfutils = super.elfutils.overrideAttrs (x: {
-    version = "0.191";
-    src = super.fetchurl {
-      url = "https://sourceware.org/elfutils/ftp/0.191/elfutils-0.191.tar.bz2";
-      hash = "sha256-33bbcTZtHXCDZfx6bGDKSDmPFDZ+sriVTvyIlxR62HE=";
-    };
-    doCheck = false;
-    doInstallCheck = false;
-  });
-
   libseccomp = super.libseccomp.overrideAttrs (x: {
     doCheck = false;
     dontDisableStatic = true;