我试图升级我的系统,甚至尝试使用另一个镜像,但它总是向signature from <email> unknown trust,[package-file] is corrupted (invalid or corrupted package (PGP signature))展示如何解决这个问题?
$ sudo pacman -Syu
:: Synchronizing package databases...
core is up to date
extra is up to date
community is up to date
multilib is up to d