
Avoid different outcomes every time we run "docker build": - Use centos 7.8 base image - Use fixed versions of CentOS & EPEL repos - Pin mock & its dependencies to 1.4.16 - Don't install unnecessary packages - Don't install unnecessary/conflicting repo files Change-Id: Ic9a52f373809ed66a0e61675f4d6276fd62e6fa0 Signed-off-by: Davlet Panech <davlet.panech@windriver.com>