Looking for logging into the Centos-rpi3 site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Centos-rpi3 site. After that you can login as usual with your login credentials.
https://www.centos.org/forums/viewtopic.php?t=56312
https://wiki.centos.org/SpecialInterestGroup/AltArch/Arm32/RaspberryPi3
https://raspberrypi.stackexchange.com/questions/42255/default-username-password-for-centos-7-on-raspberry-pi
https://github.com/rharmonson/richtech/wiki/Using-CentOS-7.2.1511-Minimal-on-the-Raspberry-PI-3
https://www.youtube.com/watch?v=UFd6IZBV1yc
https://rharmonson.github.io/cos7instpi.html
https://blog.pronict.net/2017/03/21/centos-7-on-raspberry-pi-3/
https://groups.io/g/OpenHPC-users/topic/centos_aarch64_on_raspberry/16303024?p=,,,20,0,0,0::recentpostdate%2Fsticky,,,20,0,0,16303024
https://qiita.com/NAZA/items/38303564dde29977d79e
http://collabnix.com/running-docker-on-raspberry-pi-3-with-centos-7-as-a-base-image/
https://www.raspberrypi.org/forums/viewtopic.php?t=146109
https://tecadmin.net/install-centos-raspberry-pi/
https://www.techrepublic.com/article/how-to-install-a-gui-on-top-of-centos-7/