From f7ecf7457d5f454df36029d51345f564de3e3c89 Mon Sep 17 00:00:00 2001
From: leanprover-community-mathlib4-bot
 <leanprover-community-mathlib4-bot@users.noreply.github.com>
Date: Fri, 17 Jan 2025 18:24:11 +0000
Subject: [PATCH] Update lean-toolchain for testing
 https://github.com/leanprover/lean4/pull/6678

---
 lake-manifest.json | 4 ++--
 lakefile.lean      | 2 +-
 lean-toolchain     | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/lake-manifest.json b/lake-manifest.json
index e9df0ba0e70dc..7066beec36113 100644
--- a/lake-manifest.json
+++ b/lake-manifest.json
@@ -65,10 +65,10 @@
    "type": "git",
    "subDir": null,
    "scope": "leanprover-community",
-   "rev": "a48abbda71c5d14d4aee5b443dc8d545aaf24157",
+   "rev": "ed408e9a87179b8a0072eba5ec90128b8d3d09e5",
    "name": "batteries",
    "manifestFile": "lake-manifest.json",
-   "inputRev": "nightly-testing",
+   "inputRev": "lean-pr-testing-6678",
    "inherited": false,
    "configFile": "lakefile.toml"},
   {"url": "https://github.com/leanprover/lean4-cli",
diff --git a/lakefile.lean b/lakefile.lean
index e7b391d230979..1d33be76b3150 100644
--- a/lakefile.lean
+++ b/lakefile.lean
@@ -7,7 +7,7 @@ open Lake DSL
 ## Mathlib dependencies on upstream projects
 -/
 
-require "leanprover-community" / "batteries" @ git "nightly-testing"
+require "leanprover-community" / "batteries" @ git "lean-pr-testing-6678"
 require "leanprover-community" / "Qq" @ git "v4.15.0"
 require "leanprover-community" / "aesop" @ git "v4.16.0-rc1"
 require "leanprover-community" / "proofwidgets" @ git "v0.0.50"
diff --git a/lean-toolchain b/lean-toolchain
index 85fcfae8280a8..f48bf05d025d5 100644
--- a/lean-toolchain
+++ b/lean-toolchain
@@ -1 +1 @@
-leanprover/lean4:nightly-2025-01-17
+leanprover/lean4-pr-releases:pr-release-6678