irc.json

{
    "name": "irc",
    "active": true,
    "events": [
        "issues",
        "issue_comment",
        "fork",
        "watch",
        "push",
        "create",
        "delete",
        "commit_comment",
        "pull_request",
        "pull_request_review_comment",
        "deployment",
        "deployment_status",
        "gollum",
        "member",
        "public",
        "release",
        "status",
        "team_add",
        "watch"
    ],
    "config": {
        "server": "chat.freenode.net",
        "port": "6667",
        "room": "#CHANGEME",
        "nick": "[GH]",
        "ssl": "0",
        "message_without_join": "1",
        "no_colors": "0",
        "long_url": "1",
        "notice": "0"
    }
}

POST.sh

#!/bin/bash

OTP=$1

owner=$2
repo=$3
user=CHANGEME

curl -H "X-GitHub-OTP: $OTP" -i -u $user -X POST https://api.github.com/repos/$owner/$repo/hooks --data @irc.json