This fixes the issues reported at
http://lore.kernel.org/git/20210924141920.ezfpyf4uutob2h5z@zenon.in.qult.net (local),
thanks to Ignacy Gawedzki for the report!

Ævar Arnfjörð Bjarmason (3):
  show-ref: remove unused custom handling of -h
  ls-remote: remove documentation for custom -h option
  grep: pass PARSE_OPT_NO_INTERNAL_HELP, fix odd -h handling

 Documentation/git-ls-remote.txt | 1 -
 builtin/grep.c                  | 3 ++-
 builtin/ls-remote.c             | 2 +-
 builtin/show-ref.c              | 2 --
 t/t0012-help.sh                 | 4 +++-
 t/t7810-grep.sh                 | 4 ++++
 6 files changed, 10 insertions(+), 6 deletions(-)

-- 
2.33.0.1285.g7aff81f6560