Para Tumbleweed execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:fmccarthy:AI:pulsar:java/Tumbleweed/home:fmccarthy:AI:pulsar:java.repo
zypper refresh
zypper install joda-time
Para 15.6 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:fmccarthy:AI:pulsar:java/15.6/home:fmccarthy:AI:pulsar:java.repo
zypper refresh
zypper install joda-time
Para 15.4 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:fmccarthy:AI:pulsar:java/15.4/home:fmccarthy:AI:pulsar:java.repo
zypper refresh
zypper install joda-time