From cbf24a40b66bf5ebfed36e36303b03950f48a4fe Mon Sep 17 00:00:00 2001
From: Raymond Hill <gorhill@users.noreply.github.com>
Date: Wed, 17 Dec 2025 12:49:27 -0500
Subject: [PATCH] Fix soft regression in scriptlets proxying `fetch()`

Related commit:
https://github.com/gorhill/uBlock/commit/13612d1d29

Related issue:
https://github.com/uBlockOrigin/uAssets/issues/30158
---
 src/js/resources/utils.js | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/src/js/resources/utils.js b/src/js/resources/utils.js
index 4a10611bd..45c96ca32 100644
--- a/src/js/resources/utils.js
+++ b/src/js/resources/utils.js
@@ -67,7 +67,7 @@ export function collateFetchArgumentsFn(resource, options) {
     const props = [
         'body', 'cache', 'credentials', 'duplex', 'headers',
         'integrity', 'keepalive', 'method', 'mode', 'priority',
-        'redirect', 'referrer', 'referrerPolicy', 'signal', 'url'
+        'redirect', 'referrer', 'referrerPolicy', 'url'
     ];
     const out = {};
     if ( collateFetchArgumentsFn.collateKnownProps === undefined ) {
@@ -84,7 +84,12 @@ export function collateFetchArgumentsFn(resource, options) {
     ) {
         out.url = `${resource}`;
     } else {
-        collateFetchArgumentsFn.collateKnownProps(resource, out);
+        let clone;
+        try {
+            clone = safe.Request_clone.call(resource);
+        } catch {
+        }
+        collateFetchArgumentsFn.collateKnownProps(clone || resource, out);
     }
     if ( typeof options === 'object' && options !== null ) {
         collateFetchArgumentsFn.collateKnownProps(options, out);