[Python] arrow-python-devel-9.0.0-1.el7.x86_64.rpm is missing from Centos 7 repo

We are building a Python wheel using manylinux2014 / Centos 7. 

Following the installation instruction here https://arrow.apache.org/install/  in the manylinux2014 image, and failed (see logs)

It turns out that 

arrow-python-devel-9.0.0-1.el7.x86_64.rpm

 is not in:

https://apache.jfrog.io/ui/native/arrow/centos/7/x86_64/Packages/