The Example content at the following link is incorrect
https://docs.vmware.com/en/VMware-Carbon-Black-EDR/7.7.1/cb-edr-scm-guide/GUID-F5F0CF6D-55DB-451C-868F-A35F58BB968D.html
The format should be
[root@cb-enterprise-testing ~]# cat /etc/yum.repos.d/CarbonBlack.repo
[CarbonBlack]
name=CarbonBlack
baseurl=https://yum.distro.carbonblack.io/enterprise/stable/$releasever/$basearch/
gpgcheck=1
enabled=1
metadata_expire=60
sslverify=1
sslclientcert=/etc/cb/certs/carbonblack-alliance-client.crt
sslclientkey=/etc/cb/certs/carbonblack-alliance-client.key