{
    "active": true,
    "name": "PHPCR ODM",
    "slug": "phpcr-odm",
    "docsSlug": "doctrine-phpcr-odm",
    "versions": [
        {
            "name": "master",
            "branchName": "master",
            "slug": "latest",
            "aliases": [
                "current",
                "stable"
            ]
        }
    ]
}

{
    "active": true,
    "name": "PHPCR ODM",
    "slug": "phpcr-odm",
    "docsSlug": "doctrine-phpcr-odm",
    "versions": [
        {
            "name": "2.x",
            "branchName": "2.x",
            "slug": "latest",
            "upcoming": true
        },
        {
            "name": "1.x",
            "branchName": "1.x",
            "slug": "1.x",
            "current": true,
            "aliases": [
                "current",
                "stable"
            ]
        }
    ]
}

Set branch changes in docs config
Set branch changes in docs config