Re: [PATCH v2 5/5] Documentation: document merge option --no-gpg-sign

> Signed-off-by: Đoàn Trần Công Danh <congdanhqx@gmail.com>
> ---
>  Documentation/merge-options.txt | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/merge-options.txt b/Documentation/merge-options.txt
> index 40dc4f5e8c..c46e4fe598 100644
> --- a/Documentation/merge-options.txt
> +++ b/Documentation/merge-options.txt
> @@ -61,9 +61,12 @@ When not possible, refuse to merge and exit with a non-zero status.
>  
>  -S[<keyid>]::
>  --gpg-sign[=<keyid>]::
> +--no-gpg-sign::
>  	GPG-sign the resulting merge commit. The `keyid` argument is
>  	optional and defaults to the committer identity; if specified,
> -	it must be stuck to the option without a space.
> +	it must be stuck to the option without a space. "--no-gpg-sign"
> +	is useful to countermand both `commit.gpgSign` configuration variable,
> +	and earlier "--gpg-sign".