tarball curls and podman pulls fail due to missing certs [cpt-ppc-006]

16:29:22 + curl -L -o asset-configbump-x86_64.tar.gz https://main-jenkins-csb-crwqe.apps.ocp4.prod.psi.redhat.com/job/CRW_CI/job/crw-configbump_2.x/lastSuccessfulBuild/artifact/asset-configbump-x86_64.tar.gz
16:29:22   % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
16:29:22                                  Dload  Upload   Total   Spent    Left  Speed
16:29:22 
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
16:29:22 curl: (60) SSL certificate problem: self signed certificate in certificate chain
16:29:22 More details here: https://curl.haxx.se/docs/sslcerts.html
16:29:22 
16:29:22 curl failed to verify the legitimacy of the server and therefore could not
16:29:22 establish a secure connection to it. To learn more about this situation and
16:29:22 how to fix it, please visit the web page mentioned above.