From 5b4c63172c625e9bae11ce6fbb7aeea161c097bb Mon Sep 17 00:00:00 2001
From: Robert Hensing <robert@roberthensing.nl>
Date: Thu, 3 Mar 2022 14:04:36 +0100
Subject: [PATCH] nixops_unstable: Fall back to "dirty" when rev missing

Doesn't occur with generated code, but makes it easy to temporarily
set the source to a path in the `poetry-git-overlay.nix` file.
---
 pkgs/applications/networking/cluster/nixops/default.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pkgs/applications/networking/cluster/nixops/default.nix b/pkgs/applications/networking/cluster/nixops/default.nix
index 79b0a8cbda48..1f08aad53e4e 100644
--- a/pkgs/applications/networking/cluster/nixops/default.nix
+++ b/pkgs/applications/networking/cluster/nixops/default.nix
@@ -18,7 +18,7 @@ let
 
             nixops = super.nixops.overridePythonAttrs (
               old: {
-                version = "${old.version}-pre-${lib.substring 0 7 super.nixops.src.rev}";
+                version = "${old.version}-pre-${lib.substring 0 7 super.nixops.src.rev or "dirty"}";
 
                 postPatch = ''
                   substituteInPlace nixops/args.py --subst-var version