ID 479588 - Opening large Studio/Hiero projects is very slow

Problem summary
Opening large projects from the network is very slow.
This project has 150 clips, each with 20 versions.
Each clip is a 100 frame exr sequence

Customer reported version
nuke.12.2v5

Customer reported platform
Centos 7

Steps to reproduce

1) Open Nuke Studio

2) Open the project /netshare/support/tickets/slowProject/SlowProject_v001.hrox

3) It takes about 10 mins to open 

If you copy the project and all the footage in the same folder to a fast local drive, it opens in about 1 minute

Expected behaviour
For the project to load quickly

Actual behaviour
It takes a long time to open the project

Workaround
Unknown.

Reproduced by support
This bug has been reproduced in:
Nuke Studio 13.0v2 - Windows 10, CentOS 7.5, macOS 11.3.1
Nuke Studio 12.0v1 - Windows 10
Nuke Studio 11.2v1 - Windows 10, CentOS 7.5
*Feedback from developers, this has always existed

Earliest version tested
Nuke Studio 11.2v1 - Project is incompatible with previous versions