Disable undohist for commit buffers

emacs/.emacs.d/config/init-git.el

@@ -42,6 +42,8 @@
   :config
   (add-to-list 'git-link-remote-alist '("git.jeremydormitzer.com" git-link-bitbucket))
   (add-to-list 'git-link-commit-remote-alist '("git.jeremydormitzer.com" git-link-commit-bitbucket))
+  (add-to-list 'git-link-remote-alist '("ghe.spotify.net" git-link-github))
+  (add-to-list 'git-link-commit-remote-alist '("ghe.spotify.net" git-link-commit-github))
   :general
   (leader-map "gy" #'git-link
               "gl" #'git-link-browse

emacs/.emacs.d/config/init-undo.el

@@ -2,6 +2,8 @@
 
 (use-package undo-fu)
 (use-package undohist
-  :hook (after-init . undohist-initialize))
+  :hook (after-init . undohist-initialize)
+  :custom
+  (undohist-ignored-files '("COMMIT_EDITMSG")))
 
 (provide 'init-undo)