var commits = '';
Array.prototype.slice.call(document.getElementsByTagName('code')).filter(function (code) {
    return code.children[0].classList.contains("message");
}).forEach(function (code) {
    var commit = code.children[0].text;
    if (commit.indexOf('Merge') != 0) commits += commit + "\r";
});
var body = document.getElementsByTagName('body')[0];
var span = document.createElement('span');
span.textContent = commits;
body.appendChild(span);
var range = document.createRange();
range.selectNodeContents(span);
var selection = window.getSelection();
selection.removeAllRanges();
selection.addRange(range);
document.execCommand('copy');
selection.removeAllRanges();
body.removeChild(span);