Use apt-select to select the fastest Ubuntu mirror

fast-apt.sh

# Here is a simple script using apt-select to find the fastest package mirror. 
# It will replace (and backup) the existing /etc/apt/sources.list file

sudo apt update

sudo apt-get install python-bs4 wget python

wget https://github.com/jblakeman/apt-select/archive/master.zip

unzip master.zip
rm master.zip

cd apt-select-master

python apt-select.py -m up-to-date
#python apt-select.py -c -t 10 -m up-to-date

sudo mv /etc/apt/sources.list /etc/apt/sources.list.backup && sudo mv sources.list /etc/apt/

cd ~

sudo apt update