ci: require sstate-session to succeed

3 jobs for zeus in 1 second (queued for 8 seconds)
latest
Status Job ID Name Coverage
  Build
failed #1514
disk:+50G mem:+4G
build:fedora:31

00:00:00

failed #1515
disk:+50G mem:+4G
sdk:fedora:31

00:00:00

 
  Assemble
skipped #1516
assemble:fedora
 
Name Stage Failure
failed
build:fedora:31 Build There is an unknown failure, please try again
Error in mirror configuration:
Missing variable 'CI_MIRROR_TOKEN'
failed
sdk:fedora:31 Build There is an unknown failure, please try again
Error in mirror configuration:
Missing variable 'CI_MIRROR_TOKEN'