I plugged an Android (HarmonyOS 2.0.0) phone into a Linux laptop using USB connection. I want to mount the storage of the phone in Linux, so that I can transfer files between the phone and the laptop. But I can't find the phone in

    $ sudo fdisk -l
    Disk /dev/sda: 931.51 GiB, 1000204886016 bytes, 1953525168 sectors
    Disk model: ST1000LM014-1EJ1
    Units: sectors of 1 * 512 = 512 bytes
    Sector size (logical/physical): 512 bytes / 4096 bytes
    I/O size (minimum/optimal): 4096 bytes / 4096 bytes
    Disklabel type: gpt
    Disk identifier: ...
    
    Device         Start        End    Sectors   Size Type
    /dev/sda1    1048576   69206015   68157440  32.5G Linux swap
    /dev/sda2   69206016  195035135  125829120    60G Linux filesystem
    /dev/sda3  195035136 1953523711 1758488576 838.5G Linux filesystem
    /dev/sda4       2048    1048575    1046528   511M EFI System
    
    Partition table entries are not in disk order.

but in

    $sudo lshw
    ...
        *-usb
             physical id: 14
             bus info: pci@0000:00:14.0
             version: 31
             width: 64 bits
             clock: 33MHz
             capabilities: pm msi bus_master cap_list
             configuration: driver=xhci_hcd latency=0
             resources: irq:129 memory:df410000-df41ffff
           *-usbhost:0
                product: xHCI Host Controller
                vendor: Linux 5.19.0 xhci-hcd
                physical id: 0
                bus info: usb@1
                logical name: usb1
                version: 5.19
                capabilities: usb-2.00
                configuration: driver=hub slots=16 speed=480Mbit/s
              *-usb:0
                   description: Mass storage device
                   product: BKL-AL20
                   vendor: HUAWEI
                   physical id: 1
                   bus info: usb@1:1
                   version: 2.99
                   serial: 
                   capabilities: usb-2.10 scsi
                   configuration: driver=usb-storage maxpower=500mA speed=480Mbit/s

How shall I find the device of the phone's storage so that I can mount it in Linux?

The phone is under "File Transfer via USB".

The phone have an internal memory and probably a SD card.