bug#74583: ‘guix git authenticate’ pre-push hook unsuitable in some cases

[Ludovic Courtès]

Ludovic Courtès <ludo@gnu.org> skribis:

> As reported by Sébastien¹, the ‘pre-push’ hook installed by ‘guix git
> authenticate’ fails when pushing the keyring branch because that branch
> is not authenticated.

Here’s what happens when running ‘git pull’ from the ‘keyring’ branch:

--8<---------------cut here---------------start------------->8---
$ git pull
remote: Enumerating objects: 9963, done.        
remote: Counting objects: 100% (9063/9063), done.        
remote: Compressing objects: 100% (1920/1920), done.        
remote: Total 8838 (delta 7033), reused 8721 (delta 6918), pack-reused 0        
Receiving objects: 100% (8838/8838), 3.83 MiB | 5.14 MiB/s, done.
Resolving deltas: 100% (7033/7033), completed with 150 local objects.
>From ssh://git.sv.gnu.org/srv/git/guix
   1d5caad391..f8868dd56b  keyring           -> origin/keyring
   00fda872d0..b9afd0ae5e  go-team           -> origin/go-team
 + 34344d8e24...77e3ebbfe2 gsl-upgrade       -> origin/gsl-upgrade  (forced 
update)
   b51632cfa4..a36fe3204b  hurd-team         -> origin/hurd-team
 + 00f0b26fa8...022819af80 kde-team          -> origin/kde-team  (forced update)
 + 2104837001...7853ffd6ff kernel-updates    -> origin/kernel-updates  (forced 
update)
 + 566cd207a8...cf6a849f1b python-team       -> origin/python-team  (forced 
update)
   86f14d70d7..77e98a5546  r-team            -> origin/r-team
 + e40a906933...31e7d5d0d7 rust-team         -> origin/rust-team  (forced 
update)
 + 47a0a24991...aa3960c15e wip-zig-bootstrap -> origin/wip-zig-bootstrap  
(forced update)
Auto packing the repository in background for optimum performance.
See "git help gc" for manual housekeeping.
Updating 1d5caad391..f8868dd56b
Fast-forward
Auto packing the repository in background for optimum performance.
See "git help gc" for manual housekeeping.
 ekaitz-3F7356D6.key | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 ekaitz-3F7356D6.key
Authenticating commits 9edb3f6 to f8868dd (28 new commits)...
guix git: error: commit f8868dd56bff0f282329a33abb62262b2fc584b6 is not a 
descendant of introductory commit 9edb3f66fd807b096b48283debdcddccfea34bad
--8<---------------cut here---------------end--------------->8---

Ludo’.