[arch-general] howto remove old package version

hi everyone pacman -Syu :: Starting full system upgrade... warning: mesa: local (13.0.0rc2-2) is newer than extra (12.0.3-3.1) warning: mesa-libgl: local (13.0.0rc2-2) is newer than extra (12.0.3-3.1) how do i remove old version and install new with pacman, have tried pacman -R but had dependency problems. shadrock