diff --git a/git-emacs.el b/git-emacs.el
index 32a6618..f19f37d 100644
--- a/git-emacs.el
+++ b/git-emacs.el
@@ -1200,6 +1200,8 @@ commit, like git commit --amend will do once we commit."
      "# Date   : " (git--today)              "\n")))
 
 ;; Internal variables for commit
+(defvar git--commit-before-hook nil
+  "Hooks to run before comitting the commit buffer.")
 (defvar git--commit-after-hook nil
   "Hooks to run after comitting (and killing) the commit buffer.")
 (defvar git--commit-args nil
@@ -1225,6 +1227,9 @@ Trim the buffer log, commit runs any after-commit functions."
                    git--commit-log-buffer)
     (error "Execute git commit on %s buffer" git--commit-log-buffer))
 
+  ;; hooks (e.g. code check)
+  (run-hooks 'git--commit-before-hook)
+
   ;; trail and commit
   (save-excursion
     (goto-char (point-min))