FabioLolix [1] filed a deletion request for proton-cachyos-custom [2]: After 5 attempts with the script PRQ#78272 PRQ#77923 PRQ#77639 PRQ#77751 and pending PRQ#78341 user homis new solution is to extract the package into a git repository and install from there https://github.com/Homisiak/proton-cachyos-bin https://aur.archlinux.org/cgit/aur.git/tree/PKGBUILD?h=proton-cachyos- custom
[1] https://aur.archlinux.org/account/FabioLolix/ [2] https://aur.archlinux.org/pkgbase/proton-cachyos-custom/
