[bug#52897] [PATCH] doc: Add instructions on upgrading the build daemon with doas.

[jgart]

* doc/guix.texi (Upgrading Guix): Give instructions on upgrading the
build daemon with doas.
---
 doc/guix.texi | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/doc/guix.texi b/doc/guix.texi
index ebfcfee7f7..a5ae7dcbe7 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -2025,15 +2025,23 @@ guix pull
 @cindex upgrading the Guix daemon, on a foreign distro
 @cindex @command{guix pull} for the root user, on a foreign distro
 
-On a foreign distro, you can upgrade the build daemon by running:
+On a foreign distro, you can upgrade the build daemon by running the
+following command if using @command{sudo}:
 
 @example
 sudo -i guix pull
 @end example
 
 @noindent
-followed by (assuming your distro uses the systemd service management
-tool):
+Or, the following if using @command{doas}:
+
+@example
+doas -u root guix pull
+@end example
+
+@noindent
+After upgrading the build daemon, (assuming your distro uses the systemd
+service management tool):
 
 @example
 systemctl restart guix-daemon.service
-- 
2.34.1