Considerably more trustworthy binaries are available for Arch, Debian, and Fedora through OpenSUSE's Open Build Service. Arch binaries are also reproducible.

https://build.opensuse.org/project/show/home:ungoogled_chrom...

https://github.com/Eloston/ungoogled-chromium/discussions/14...

https://github.com/ungoogled-software/ungoogled-chromium-arc...