when i was trying to deploy on git, i got this issue about hexo-deployer-git HOT 5 CLOSED

# Hexo Configuration
## Docs: http://hexo.io/docs/configuration.html
## Source: https://github.com/hexojs/hexo/

# Site
title: Hexo
subtitle:
description:
author: John Doe
language:
timezone:

# URL
## If your site is put in a subdirectory, set url as 'http://yoursite.com/child' and root as '/child/'
url: http://yoursite.com
root: /
permalink: :year/:month/:day/:title/
permalink_defaults:

# Directory
source_dir: source
public_dir: public
tag_dir: tags
archive_dir: archives
category_dir: categories
code_dir: downloads/code
i18n_dir: :lang
skip_render:

# Writing
new_post_name: :title.md # File name of new posts
default_layout: post
titlecase: false # Transform title into titlecase
external_link: true # Open external links in new tab
filename_case: 0
render_drafts: false
post_asset_folder: false
relative_link: false
future: true
highlight:
  enable: true
  line_number: true
  auto_detect: true
  tab_replace:

# Category & Tag
default_category: uncategorized
category_map:
tag_map:

# Date / Time format
## Hexo uses Moment.js to parse and display date
## You can customize the date format as defined in
## http://momentjs.com/docs/#/displaying/format/
date_format: YYYY-MM-DD
time_format: HH:mm:ss

# Pagination
## Set per_page to 0 to disable pagination
per_page: 10
pagination_dir: page

# Extensions
## Plugins: http://hexo.io/plugins/
## Themes: http://hexo.io/themes/
theme: landscape

# Deployment
## Docs: http://hexo.io/docs/deployment.html
deploy:
  type: git
  repo: https://github.com/pwchi/pwchi.github.com.git
  branch: [branch]
  message: [message]

{
  "name": "hexo-site",
  "version": "0.0.0",
  "private": true,
  "hexo": {
    "version": "3.1.1"
  },
  "dependencies": {
    "hexo": "^3.1.0",
    "hexo-deployer-git": "0.0.4",
    "hexo-generator-archive": "^0.1.2",
    "hexo-generator-category": "^0.1.2",
    "hexo-generator-feed": "^1.0.2",
    "hexo-generator-index": "^0.1.2",
    "hexo-generator-sitemap": "^1.0.1",
    "hexo-generator-tag": "^0.1.1",
    "hexo-renderer-ejs": "^0.1.0",
    "hexo-renderer-markdown-it": "^3.3.1",
    "hexo-renderer-stylus": "^0.2.0",
    "hexo-server": "^0.1.2"
  }

deploy:
  type: git
  repo: https://github.com/pwchi/pwchi.github.com.git
  branch: [branch]
  message: [message]