repobrowse: comment describing Git wrapper creation

Metaprogramming can be difficult-to-read after several
months, so leave comments in place to describe common
usage results of.

1 files changed, 2 insertions, 0 deletions

diff --git a/lib/PublicInbox/Repobrowse.pm b/lib/PublicInbox/Repobrowse.pm
index 2c758ca8..1050ed50 100644
--- a/lib/PublicInbox/Repobrowse.pm
+++ b/lib/PublicInbox/Repobrowse.pm
@@ -143,6 +143,8 @@ sub call {
         $req->{tslash} = $tslash;
         $mod = load_once("PublicInbox::Repobrowse$vcs$mod");
         $vcs = load_once("PublicInbox::$vcs");
+
+        # $repo_info->{git} ||= PublicInbox::Git->new(...)
         $repo_info->{$vcs_lc} ||= $vcs->new($repo_info->{path});
 
         $req->{expath} = join('/', @extra);