build timeout

[Niu-Lin-1]

linux environment：

issue description
I followed the official build guide to construct the Docker container. When downloading Go library dependencies, I often encounter timeout issues, which seem to be more severe on RISC-V machines. My development board environment is: OpenEuler-RISC-V. Would it be possible to consider modifying the Dockerfile to avoid this problem? I have tried the following modification locally and it successfully builds. If the official team can accept this, I can help submit a PR.
This is my solution: