From 57a0311cb439f15766098025c2004c4b53cd6338 Mon Sep 17 00:00:00 2001
From: ajherchenroder <136374399+ajherchenroder@users.noreply.github.com>
Date: Wed, 10 Sep 2025 17:33:26 -0400
Subject: [PATCH] fix validate mirrors issue

---
 rootfs.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rootfs.py b/rootfs.py
index cbab2dbb..bb18c32f 100755
--- a/rootfs.py
+++ b/rootfs.py
@@ -179,7 +179,7 @@ def main():
         args.swap = 0
 
     # Validate mirrors
-    if not args.mirrors:
+    if not args.mirrors and not args.external_sources:
         raise ValueError("At least one mirror must be provided.")
 
     # Set constant umask