general mobile 4g dual (android one) stuck on locked bootloader

general mobile 4g dual (android one) stuck on locked bootloader

hi
the phone meanwhile update process by wifi powered off after that stuck on logo and restart and i have now no access to option to oem option and debugging usb
i tried to flash it by cmd fastboot but i faced locked boot loader….
how can I FLASH IT
I tried with
adb reboot bootloader

fastboot devices

Microsoft Windows [Version 6.1.7601]
Copyright (c) 2009 Microsoft Corporation. All rights reserved.

C:\Program Files\Minimal ADB and Fastboot>fastboot oem device-info

(bootloader) Device tampered: false
(bootloader) Device unlocked: false
(bootloader) Charger screen enabled: true
(bootloader) Display panel:
OKAY [ 0.007s]
finished. total time: 0.008s

C:\Program Files\Minimal ADB and Fastboot>Microsoft Windows [Version 6.1.7601]
Copyright (c) 2009 Microsoft Corporation. All rights reserved.

C:\Program Files\Minimal ADB and Fastboot>fastboot oem device-info

(bootloader) Device tampered: false
(bootloader) Device unlocked: false
(bootloader) Charger screen enabled: true
(bootloader) Display panel:
OKAY [ 0.007s]
finished. total time: 0.008s

C:\Program Files\Minimal ADB and Fastboot>

fastboot oem unlock-go

fastboot oem device-info

fastboot reboot

any solution

Microsoft Windows [Version 6.1.7601]
Copyright (c) 2009 Microsoft Corporation. All rights reserved.

C:\Program Files\Minimal ADB and Fastboot>fastboot oem device-info

(bootloader) Device tampered: false
(bootloader) Device unlocked: false
(bootloader) Charger screen enabled: true
(bootloader) Display panel:
OKAY [ 0.007s]
finished. total time: 0.008s

C:\Program Files\Minimal ADB and Fastboot>