From b0989cb10b6e1a59070e8c999520c0fbfd25657d Mon Sep 17 00:00:00 2001
From: Ben Radford <benradf@users.noreply.github.com>
Date: Mon, 15 May 2023 10:28:43 +0100
Subject: [PATCH] Support percent encoded URIs for lower store.

---
 src/libstore/local-overlay-store.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/libstore/local-overlay-store.cc b/src/libstore/local-overlay-store.cc
index a40f55fdb..ab7af6aea 100644
--- a/src/libstore/local-overlay-store.cc
+++ b/src/libstore/local-overlay-store.cc
@@ -1,5 +1,6 @@
 #include "local-overlay-store.hh"
 #include "callback.hh"
+#include "url.hh"
 #include <regex>
 
 namespace nix {
@@ -16,7 +17,7 @@ LocalOverlayStore::LocalOverlayStore(const Params & params)
     , Store(params)
     , LocalFSStore(params)
     , LocalStore(params)
-    , lowerStore(openStore(lowerStoreUri).dynamic_pointer_cast<LocalFSStore>())
+    , lowerStore(openStore(percentDecode(lowerStoreUri.get())).dynamic_pointer_cast<LocalFSStore>())
 {
     if (checkMount.get()) {
         std::smatch match;