tighten up digit matches to ASCII for git output

While I don't expect git to suddenly start spewing non-ASCII
digits in places I'd expect ASCII, this would make things easier
for future hackers and reviewers.

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/PublicInbox/Git.pm b/lib/PublicInbox/Git.pm
index 9014e021..68445b3c 100644
--- a/lib/PublicInbox/Git.pm
+++ b/lib/PublicInbox/Git.pm
@@ -141,7 +141,7 @@ again:
                 }
                 return;
         }
-        $head =~ /^[0-9a-f]{40} \S+ (\d+)$/ or
+        $head =~ /^[0-9a-f]{40} \S+ ([0-9]+)$/ or
                 fail($self, "Unexpected result from git cat-file: $head");
 
         my $size = $1;
@@ -319,7 +319,7 @@ sub modified ($) {
         foreach my $oid (<$fh>) {
                 chomp $oid;
                 my $buf = cat_file($self, $oid) or next;
-                $$buf =~ /^committer .*?> (\d+) [\+\-]?\d+/sm or next;
+                $$buf =~ /^committer .*?> ([0-9]+) [\+\-]?[0-9]+/sm or next;
                 my $cmt_time = $1;
                 $modified = $cmt_time if $cmt_time > $modified;
         }