...
JIRA entries follow the scheme: https://jira.o-ran-sc.org/browse/RIC-1 . See also this auto-filter: Jira development items (better use links from item 4 in §7 in wiki page named "Jira usage conventions")
Gerrit
You can find the bulk of the RIC Platform repositories under the ric-plt folder from here: https://gerrit.o-ran-sc.org/r/admin/repos,25 (you might have to click on next or previous page to find the right entries)
...