If you mis-type a git command starting with a non-letter, git internals will spit out some errors at you. $ git 5fetch error: invalid key: pager.5fetch error: invalid key: alias.5fetch git: '5fetch' is not a git command. See 'git --help'. Did you mean this? fetch $ git \#fetch error: invalid key: pager.#fetch error: invalid key: alias.#fetch git: '#fetch' is not a git command. See 'git --help'. Did you mean this? fetch -- bjornar@xxxxxxxxxxx -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html