Reflector
Reflector is a script which can retrieve the latest mirror list from the MirrorStatus page, filter the most up-to-date mirrors, sort them by speed and overwrite the file /etc/pacman.d/mirrorlist.
Installation
Install the reflector package which is available in the official repositories.
Usage
First back up your /etc/pacman.d/mirrorlist
# cp -vf /etc/pacman.d/mirrorlist /etc/pacman.d/mirrorlist.backup
The following command will filter the first five mirrors, sort them by speed and overwrite the file /etc/pacman.d/mirrorlist:
# reflector --verbose -l 5 --sort rate --save /etc/pacman.d/mirrorlist
The following command will verbosely rate the 200 most recently synchronized HTTP servers, sort them by download rate, and overwrite the file /etc/pacman.d/mirrorlist:
# reflector --verbose -l 200 -p http --sort rate --save /etc/pacman.d/mirrorlist
This command will verbosely rate the 200 most recently synchronized HTTP servers located in the US, sort them by download rate speed, and overwrite the file /etc/pacman.d/mirrorlist:
# reflector --verbose --country 'United States' -l 200 -p http --sort rate --save /etc/pacman.d/mirrorlist
To see all of the available commands, run the following command:
# reflector --help