No, there is not. Repos for train, ussuri and victoria were EOL'ed some time ago:

https://lists.rdoproject.org/archives/list/users@lists.rdoproject.org/thread/I4RXRAZO7OQQJ3V3O4KRA4WLTRQ54GTS/



On Fri, Jan 26, 2024 at 11:28 AM Alexey Kashavkin <akashavkin@gmail.com> wrote:
Is there a trunk repository archive for centos8-train?
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