doc: contrib: recommend guix git authenticateissue-57910

* doc/contributing.texi (Building from git): recommend use of guix git
authenticate on every git pull

1 files changed, 5 insertions, 22 deletions

diff --git a/doc/contributing.texi b/doc/contributing.texi
index 17a54f94cc..4fbef71fe7 100644
--- a/doc/contributing.texi
+++ b/doc/contributing.texi
@@ -152,29 +152,12 @@ If anything fails, take a look at installation instructions
 (@pxref{Installation}) or send a message to the
 @email{guix-devel@@gnu.org, mailing list}.
 
-From there on, you can authenticate all the commits included in your
-checkout by running:
-
-@example
-make authenticate
-@end example
-
-The first run takes a couple of minutes, but subsequent runs are faster.
-
-Or, when your configuration for your local Git repository doesn't match
-the default one, you can provide the reference for the @code{keyring}
-branch through the variable @code{GUIX_GIT_KEYRING}.  The following
-example assumes that you have a Git remote called @samp{myremote}
-pointing to the official repository:
-
-@example
-make authenticate GUIX_GIT_KEYRING=myremote/keyring
-@end example
-
 @quotation Note
-You are advised to run @command{make authenticate} after every
-@command{git pull} invocation.  This ensures you keep receiving valid
-changes to the repository.
+As with the initial clone, you are advised to run @command{guix git authenticate}
+after every @command{git pull} invocation.  This ensures you keep receiving valid
+changes to the repository (@pxref{Invoking guix git authenticate}).
+
+You will not be able to do this unless you already have Guix installed.
 @end quotation
 
 After updating the repository, @command{make} might fail with an error