function utree() {
        git subtree pull --prefix techpack/audio https://source.codeaurora.org/quic/la/platform/vendor/opensource/audio-kernel "$1"
        git subtree pull --prefix techpack/display https://source.codeaurora.org/quic/la/platform/vendor/opensource/display-drivers "$1"
        git subtree pull --prefix techpack/video https://source.codeaurora.org/quic/la/platform/vendor/opensource/video-driver "$1"
        git subtree pull --prefix techpack/camera https://source.codeaurora.org/quic/la/platform/vendor/opensource/camera-kernel "$1"
        git subtree pull --prefix techpack/data https://source.codeaurora.org/quic/la/platform/vendor/qcom-opensource/data-kernel "$1"
        git subtree pull --prefix drivers/staging/qcacld-3.0 https://source.codeaurora.org/quic/la/platform/vendor/qcom-opensource/wlan/qcacld-3.0 "$1"
        git subtree pull --prefix drivers/staging/qca-wifi-host-cmn https://source.codeaurora.org/quic/la/platform/vendor/qcom-opensource/wlan/qca-wifi-host-cmn "$1"
        git subtree pull --prefix drivers/staging/fw-api https://source.codeaurora.org/quic/la/platform/vendor/qcom-opensource/wlan/fw-api "$1"
}