Use Cidedr instead of LSP for indentation.

https://practical.li/spacemacs/install-spacemacs/clojure-lsp/configure-lsp-and-cider.html#lsp-layer-variables

core/cubes/clojure.el

@@ -1,4 +1,4 @@
-;;; ClojureCubes --- The Clojure cubes for FG42 -*- lexical-binding: t; -*-
+2;;; ClojureCubes --- The Clojure cubes for FG42 -*- lexical-binding: t; -*-
 ;;
 ;; Copyright (c) 2010-2021 Sameer Rahmani & Contributors
 ;;
@@ -45,8 +45,8 @@ Also activates LSP and converts `fn` to λ."
 
   (fpkg/use clojure-mode
     :hook (clojure-mode . fg42/clojure-init)
-    :config))
-
+    :config (when-flag clojure
+              (setq lsp-enable-indentation nil))))
 
 (provide 'cubes/clojure)
 ;;; clojure.el ends here