Where does this shibboleth-repo come from I tried to upgrade my plugin from 8.5.3 to jira 9.12.2 and started getting this warning

[WARNING] net.minidev:json-smart/maven-metadata.xmlfailed to transfer from Index of /maven/releases during a previous attempt. This failure was cached in the local repository and resolution will not be reattempted until the update interval of shibboleth-repo has elapsed or updates are forced. Original error: Could not transfer metadata net.minidev:json-smart/maven-metadata.xml from/to shibboleth-repo (Index of /maven/releases): transfer failed for https://build.shibboleth.net/nexus/content/repositories/releases/net/minidev/json-smart/maven-metadata.xml