From 95e8ec87f08843f4d9ebd917ff55ca70766b0f82 Mon Sep 17 00:00:00 2001
From: Dom Heinzeller <dom.heinzeller@icloud.com>
Date: Fri, 13 Mar 2026 10:36:36 -0600
Subject: [PATCH 1/2] Update .gitmodules: use tags spack-stack-2.1.0

---
 .gitmodules | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/.gitmodules b/.gitmodules
index b33ca86e0..04514feb5 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,8 +1,8 @@
 [submodule "spack"]
   path = spack
   url = https://github.com/jcsda/spack
-  branch = release/2.1
+  branch = spack-stack-2.1.0
 [submodule "repos/builtin"]
   path = repos/builtin
   url = https://github.com/jcsda/spack-packages
-  branch = release/2.1
+  branch = spack-stack-2.1.0

From 582bb99fb540041e81966669279905166de60c2f Mon Sep 17 00:00:00 2001
From: Dom Heinzeller <dom.heinzeller@icloud.com>
Date: Sat, 14 Mar 2026 17:49:04 -0600
Subject: [PATCH 2/2] Update submodule pointer for repos/builtin

---
 repos/builtin | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/repos/builtin b/repos/builtin
index 340a3da5d..4a3312cc2 160000
--- a/repos/builtin
+++ b/repos/builtin
@@ -1 +1 @@
-Subproject commit 340a3da5d2471874648e2cc7e623f8da420265db
+Subproject commit 4a3312cc241c0da954ab450cbdd223122a62355f