From c90bc2a94bd6f4418b57491f6e6002df4d548107 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robert=20Sch=C3=BCtz?= <nix@dotlambda.de>
Date: Fri, 28 Nov 2025 10:57:24 -0800
Subject: [PATCH] nfs-utils: add passthru.updateScript

---
 pkgs/by-name/nf/nfs-utils/package.nix |  2 ++
 pkgs/by-name/nf/nfs-utils/update.sh   | 10 ++++++++++
 2 files changed, 12 insertions(+)
 create mode 100755 pkgs/by-name/nf/nfs-utils/update.sh

diff --git a/pkgs/by-name/nf/nfs-utils/package.nix b/pkgs/by-name/nf/nfs-utils/package.nix
index 0ba6d560dc5b..4b8e09fa1a16 100644
--- a/pkgs/by-name/nf/nfs-utils/package.nix
+++ b/pkgs/by-name/nf/nfs-utils/package.nix
@@ -181,6 +181,8 @@ stdenv.mkDerivation rec {
     nfs4-kerberos = nixosTests.nfs4.kerberos;
   };
 
+  passthru.updateScript = ./update.sh;
+
   meta = with lib; {
     description = "Linux user-space NFS utilities";
 
diff --git a/pkgs/by-name/nf/nfs-utils/update.sh b/pkgs/by-name/nf/nfs-utils/update.sh
new file mode 100755
index 000000000000..5174881c873b
--- /dev/null
+++ b/pkgs/by-name/nf/nfs-utils/update.sh
@@ -0,0 +1,10 @@
+#!/usr/bin/env nix-shell
+#!nix-shell -i bash -p coreutils gnugrep common-updater-scripts nix-update
+
+# tags look like nfs-utils-2-8-4
+version=$(list-git-tags --url=git://git.linux-nfs.org/projects/steved/nfs-utils.git | grep -oP '^nfs-utils-\d+-\d+-\d+$' | sort -rV | head -1)
+# remove nfs-utils- prefix
+version="${version#nfs-utils-}"
+# replace - with .
+version="${version//-/.}"
+nix-update --version="$version" nfs-utils