dist-git PR scratch builds are failing on kinit

[TomasTomecek]

+ kinit -k -t **** bpeck/jenkins-continuous-infra.apps.ci.centos.org@FEDORAPROJECT.ORG
kinit: Generic error (see e-text) while getting initial credentials
[Pipeline] fileExists
[Pipeline] fileExists
[Pipeline] catchError
[Pipeline] {
[Pipeline] error
[Pipeline] }
ERROR: Failed to scratch build the pull request.
[Pipeline] // catchError
[Pipeline] libraryResource
[Pipeline] retry
[Pipeline] {
[Pipeline] timeout
Timeout set to expire in 1 min 0 sec