Fedora Magazine published an article outlining a method for performing a similar operation on an ostree installation with the rpm-ostree command.

How to achieve "dnf swap"-equivalent functionality with rpm-ostree

While, due to the nature of rpm-ostree, it may not seem that dnf swap-like functionality is achievable, a closer look at its commands shows similar flexibility, even if in different clothing.

How to achieve "dnf swap"-equivalent functionality with rpm-ostree - Fedora Magazine