How to fix update error mirror sync issue

After flash and profile setup when I run apt-get update , I get following error. Already tried apt-get clean apt clean multiple times

harshit@nano-som1:~$ sudo apt-get update
Get:1 file:/var/cuda-repo-10-2-local-10.2.89  InRelease
Ign:1 file:/var/cuda-repo-10-2-local-10.2.89  InRelease
Get:2 file:/var/cuda-repo-10-2-local-10.2.89  Release [574 B]
Get:2 file:/var/cuda-repo-10-2-local-10.2.89  Release [574 B]
Hit:3 https://repo.download.nvidia.com/jetson/common r32.4 InRelease                                      
Get:5 https://repo.download.nvidia.com/jetson/t210 r32.4 InRelease [2,562 B]                              
Hit:6 http://ports.ubuntu.com/ubuntu-ports bionic InRelease                     
Get:7 https://repo.download.nvidia.com/jetson/t210 r32.4/main arm64 Packages [15.7 kB]
Err:7 https://repo.download.nvidia.com/jetson/t210 r32.4/main arm64 Packages  
  File has unexpected size (15503 != 15733). Mirror sync in progress? [IP: 49.44.113.163 443]
  Hashes of expected file:
   - Filesize:15733 [weak]
   - SHA256:fe4b920f07a1c7e6ea886509b5d4d66b43a2c517fa500e9445499dda5a6e6ff7
   - SHA1:65a1af48d6758b5fbab0bc98c8e5f8d59691112d [weak]
   - MD5Sum:d37d3c727f732440523d19fce5e45acf [weak]
  Release file created at: Fri, 07 Aug 2020 04:12:56 +0000
Hit:8 http://ports.ubuntu.com/ubuntu-ports bionic-updates InRelease           
Hit:9 http://ports.ubuntu.com/ubuntu-ports bionic-backports InRelease
Hit:10 http://ports.ubuntu.com/ubuntu-ports bionic-security InRelease
Fetched 2,562 B in 2s (1,167 B/s)
Reading package lists... Done
E: Failed to fetch https://repo.download.nvidia.com/jetson/t210/dists/r32.4/main/binary-arm64/Packages.gz  File has unexpected size (15503 != 15733). Mirror sync in progress? [IP: 49.44.113.163 443]
   Hashes of expected file:
    - Filesize:15733 [weak]
    - SHA256:fe4b920f07a1c7e6ea886509b5d4d66b43a2c517fa500e9445499dda5a6e6ff7
    - SHA1:65a1af48d6758b5fbab0bc98c8e5f8d59691112d [weak]
    - MD5Sum:d37d3c727f732440523d19fce5e45acf [weak]
   Release file created at: Fri, 07 Aug 2020 04:12:56 +0000
E: Some index files failed to download. They have been ignored, or old ones used instead.

Hi,

Looks duplicated with this thread. Please check.