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-rw-r--r--guix/scripts/copy.scm4
1 files changed, 4 insertions, 0 deletions
diff --git a/guix/scripts/copy.scm b/guix/scripts/copy.scm
index 2542df6b19..fdb684c6b6 100644
--- a/guix/scripts/copy.scm
+++ b/guix/scripts/copy.scm
@@ -138,6 +138,10 @@ Copy ITEMS to or from the specified host over SSH.\n"))
                    (let ((level (string->number* arg)))
                      (alist-cons 'verbosity level
                                  (alist-delete 'verbosity result)))))
+         (option '(#\n "dry-run") #f #f
+                 (lambda (opt name arg result)
+                   (alist-cons 'dry-run? #t (alist-cons 'graft? #f result))))
+
          (option '(#\h "help") #f #f
                  (lambda args
                    (show-help)