[CentOS] Missing dependency

Hi. Can't install rh-ror42 on C6. Used to be working June 10th. Any ideas?
TIA.

# yum install rh-ror42
...
Resolving Dependencies
--> Running transaction check
---> Package rh-ror42.x86_64 0:2.2-7.el6 will be installed
...
--> Finished Dependency Resolution
Error: Package: rh-ror42-2.2-7.el6.x86_64 (centos-sclo-rh)
           Requires: rh-nodejs4-nodejs
 You could try using --skip-broken to work around the problem
...

# yum list rh-nodejs4-nodejs
...
Error: No matching Packages to list

# cat /etc/centos-release
CentOS release 6.9 (Final)