gitup failure

I love gitup!  It saves me from learning all about how git works and
enables me to keep my source trees up-to-date.  But this morning,
"gitup ports" generates this incomprehensible (to me) error:

  # gitup ports
# Scanning local repository...
# Host: git.freebsd.org
# Port: 443
# Repository Path: /ports.git
# Target Directory: /usr/ports
# Have: a7ad22ffe19cbddca9b8d94cb8baa3fd8b10fb0b
# Want: 298bede9dc94ff43a54a378540600b86991a2731
# Branch: main
gitup: process_command: read failure:

HTTP/1.1 200 OK
Server: nginx/1.28.3
Date: Wed, 06 May 2026 14:07:57 GMT
Content-Type: application/x-git-upload-pack-result
Transfer-Encoding: chunked
Connection: keep-alive
Expires: Fri, 01 Jan 1980 00:00:00 GMT
Pragma: no-cache
Cache-Control: no-cache, max-age=0, must-revalidate
0011shallow-info
0001000dpackfile
2004PACK
: Invalid argument

A retry fails in the same way.  Is something wrong at the server end?
-- George

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