RoundTreesPack/assets/betternether/blockstates/common_log_stripped.json

{
    "variants": {
        "axis=y": {
            "model": "betternether:block/common_log_stripped"
        },
        "axis=z": {
            "model": "betternether:block/common_log_stripped",
            "x": 90,
            "y": 180
        },
        "axis=x": {
            "model": "betternether:block/common_log_stripped",
            "x": 90,
            "y": 90,
            "z": 90
        }
    }
}