Subject: [bug#56331] [PATCH] gnu: Graft tzdata to install leap-seconds.list.

From: "(" <[email-masked]>
Date: Fri, 01 Jul 2022 10:43:21 +0100

On Fri Jul 1, 2022 at 2:53 AM BST, Antero Mejr via Guix-patches via wrote:
> @@ -1305,6 +1305,7 @@ (define-public tzdata
>      ;; This package should be kept in sync with python-pytz in (gnu packages
>      ;; time).
>      (version "2022a")
> +    (replacement tzdata-leap-seconds-list)
>      (source (origin
>               (method url-fetch)
>               (uri (string-append
> @@ -1390,6 +1391,19 @@ (define-public tzdata
>  and daylight-saving rules.")
>      (license public-domain)))

There's no need to graft it, as long as you make sure tzdata-for-tests
isn't rebuilt.