Fsarchiver version 0.8.8 was released in December 2024!
I suggest you raise a bug against Fsarchiver in the fedora bug tracker so that the maintainer can respond. See https://docs.fedoraproject.org/en-US/quick-docs/bugzilla-file-a-bug/
There is already one: RHBZ#2412376
Maybe busy or unresponsive maintainer?