Roar are terrible at announcing contract lengths, in their release for Holmes they just said he had signed https://www.brisbaneroar.com.au/news/brisbane-roar-sign-olympian-jordan-holmes
I haven't seen any indication that he isn't under contract with them for next season at this stage.
I haven't seen any indication that he isn't under contract with them for next season at this stage.
According to transfermarkt, both Holmes and Browns' contracts ended last season. Though whether people trust transfermarkt is up to them.
It is also most likely not up to date just yet.