OPT_STRING(0, "strategy", &opts->strategy, N_("strategy"), N_("merge strategy")),
OPT_CALLBACK('X', "strategy-option", &opts, N_("option"),
N_("option for merge strategy"), option_parse_x),
+ { OPTION_STRING, 'S', "gpg-sign", &opts->gpg_sign, N_("key-id"),
+ N_("GPG sign commit"), PARSE_OPT_OPTARG, NULL, (intptr_t) "" },
OPT_END(),
OPT_END(),
OPT_END(),