We have discussed this previously, for "HipChat for JIRA" addon, but haven't decided on implementing such a feature yet.
This is somehow done by an add-on called "HipChat Discussions": https://marketplace.atlassian.com/plugins/jira-hipchat-discussions-connect/cloud/overview
However, it seems to archive the whole conversation and attach it to the issue.
Did you find a solution ? I'm looking for a similar solution. Here is my post
...from the beginning. We have built up a lot of content in HipChat, with it being a core tool in our distributed company model. While it is true that we didn’t need to move to Slack immediately, we felt it...
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