Edit in JSFiddle

/*
 *  jQuery Github - v0.2.5
 *  A jQuery plugin to display your Github Repositories.
 *  https://github.com/zenorocha/jquery-github/

 *  Copyright (c) 2013
 *  MIT License
 */
(function (e, t, n) {
    function o(t, n) {
        this.element = t, this.$container = e(t), this.repo = this.$container.attr("data-repo"), this.options = e.extend({}, s, n), this._defaults = s, this._name = r, this.init()
    }
    var r = "github",
        i = t.document,
        s = {
            propertyName: "value"
        };
    o.prototype.init = function () {
        var n = this,
            r;
        t.sessionStorage && (r = sessionStorage.getItem("gh-repos:" + this.repo)), r !== null ? n.applyTemplate(JSON.parse(r)) : e.ajax({
            url: "https://api.github.com/repos/" + this.repo,
            dataType: "jsonp",
            success: function (e) {
                if (e.meta.status >= 400 && e.data.message) {
                    console.warn(e.data.message);
                    return
                }
                n.applyTemplate(e.data), t.sessionStorage && sessionStorage.setItem("gh-repos:" + n.repo, JSON.stringify(e.data))
            }
        })
    }, o.prototype.applyTemplate = function (t) {
        var n = this,
            r = new Date(t.pushed_at),
            i = r.getFullYear() + "年" + (r.getMonth() + 1) + "月" + r.getDate() + "日",
            s = e(e.parseHTML('         <div class="github-box">              <div class="github-box-header">                 <h3>                     <a href="' + t.url.replace("api.", "").replace("repos/", "") + '">' + t.name + '</a>                 </h3>                 <div class="github-stats">                     <a class="repo-watchers" href="' + t.url.replace("api.", "").replace("repos/", "") + '/watchers">' + t.watchers + '</a>                     <a class="repo-forks" href="' + t.url.replace("api.", "").replace("repos/", "") + '/forks">' + t.forks + '</a>                 </div>             </div>             <div class="github-box-content">                 <p>' + t.description + ' — <a href="' + t.url.replace("api.", "").replace("repos/", "") + '#readme">詳細をみる</a></p>             </div>             <div class="github-box-download">                 <p class="repo-update">' + i + 'にコミットされました</p>                 <a class="repo-download" href="' + t.url.replace("api.", "").replace("repos/", "") + '/zipball/master">Download as zip</a>             </div>         </div>       '));
        n.appendTemplate(s)
    }, o.prototype.appendTemplate = function (e) {
        var t = this;
        e.appendTo(t.$container)
    }, e.fn[r] = function (t) {
        return this.each(function () {
            e.data(this, "plugin_" + r) || e.data(this, "plugin_" + r, new o(this, t))
        })
    }
})(jQuery, window);

$('[data-repo]').github();
/* Github Box */

.github-box {
    font-family: "Helvetica Neue", Arial, sans-serif;
    background: #fafafa;
    border: 1px solid #ddd;
    color: #666;
    border-radius: 5px;
    float: left;
    margin-right: 1.2em;
    margin-bottom: 2em;
    width: 46%;
}

.github-box a {
    color: #4183C4;
    border: none;
}

/* Github Box Header */

.github-box .github-box-header {
    position: relative;
    border-bottom: 1px solid #ddd;
    border-radius: 5px 5px 0 0;
    background: #fcfcfc;
    background: -moz-linear-gradient(#fcfcfc, #ebebeb);
    background: -webkit-linear-gradient(#fcfcfc, #ebebeb);
    -ms-filter: "progid:DXImageTransform.Microsoft.gradient(startColorstr='#fcfcfc',endColorstr='#ebebeb')";
}

.github-box .github-box-header h3 {
    font-family: Helvetica, Arial, sans-serif;
    font-weight: normal;
    font-size: 16px;
    color: gray;
    margin: 0;
    padding: 10px 10px 10px 10px;
}

.github-box .github-box-header h3 a {
    font-weight: bold
}

/* Github Box Header - Stats */

.github-box .github-box-header .github-stats {
    position: absolute;
    top: 10px;
    right: 10px;
    background: white;
    border: 1px solid #ddd;
    border-radius: 3px;
    font-size: 11px;
    font-weight: bold;
    line-height: 21px;
    height: 21px;
}

.github-box .github-box-header .github-stats a {
    display: inline-block;
    height: 21px;
    color: #666;
    padding: 0 5px 0 18px;
    background: url('http://zenorocha.github.io/jquery-github/js/assets/btn-sprite.png') no-repeat;
    filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=70);
    opacity: 0.7;
}

.github-box .github-box-header .github-stats a:hover {
    filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=100);
    opacity: 1;
}

.github-box .github-box-header .github-stats .repo-watchers {
    border-right: 1px solid #ddd;
    background-position: 3px 4px;
}

.github-box .github-box-header .github-stats .repo-forks {
    background-position: 2px -14px;
    padding-left: 15px;
}

/* Github Box Content */

.github-box .github-box-content {
    padding: 10px;
    font-weight: 300;
    font-size: 0.7em;
}

.github-box .github-box-content p {
    margin: 0;
}

.github-box .github-box-content .repo-link {
    font-weight: bold;
}

/* Github Box Download */

.github-box .github-box-download {
    position: relative;
    border-top: 1px solid #ddd;
    background: white;
    border-radius: 0 0 3px 3px;
    padding: 10px;
    height: 24px;
}

.github-box .github-box-download .repo-update {
    margin: 0;
    font-size: 11px;
    color: #666;
    line-height: 24px;
}

.github-box .github-box-download .repo-update strong {
    font-size: 12px;
    font-weight: bold;
    color: #000;
}

.github-box .github-box-download .repo-download {
    position: absolute;
    display: block;
    top: 10px;
    right: 10px;
    height: 24px;
    line-height: 24px;
    font-size: 12px;
    color: #666;
    font-weight: bold;
    text-shadow: 0 1px 0 rgba(255,255,255,0.9);
    padding: 0 10px;
    border: 1px solid #ddd;
    border-bottom-color: #bbb;
    border-radius: 3px;
    display: block;
    text-indent: -9999px;
    width: 24px;
    padding: 0;
    background: url('http://zenorocha.github.io/jquery-github/js/assets/btn-sprite.png') no-repeat 4px -31px,-webkit-linear-gradient(whiteSmoke, #E5E5E5);
    background: url('http://zenorocha.github.io/jquery-github/js/assets/btn-sprite.png') no-repeat 4px -31px,-moz-linear-gradient(#f1f7fa, #dbeaf1);
    filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=70);
    opacity: 0.7;
}

.github-box .github-box-download .repo-download:hover {
    color: #527894;
    border-color: #cfe3ed;
    border-bottom-color: #9fc7db;
    filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=100);
    opacity: 1;
} 
  <div class="projects">
    <div data-repo="zenorocha/jquery-github"></div>
  </div>