deepin docker 容器安裝php7.2擴展報錯： Couldn't find any package by glob 'php7.2-*'

E: Unable to locate package php7.2-fpm
E: Couldn't find any package by glob 'php7.2-fpm'
E: Couldn't find any package by regex 'php7.2-fpm'
E: Unable to locate package php7.2-mysql
E: Couldn't find any package by glob 'php7.2-mysql'
E: Couldn't find any package by regex 'php7.2-mysql'
E: Unable to locate package php7.2-curl
E: Couldn't find any package by glob 'php7.2-curl'
E: Couldn't find any package by regex 'php7.2-curl'
E: Unable to locate package php7.2-json
E: Couldn't find any package by glob 'php7.2-json'
E: Couldn't find any package by regex 'php7.2-json'
E: Unable to locate package php7.2-mbstring
E: Couldn't find any package by glob 'php7.2-mbstring'
E: Couldn't find any package by regex 'php7.2-mbstring'
E: Unable to locate package php7.2-xml
E: Couldn't find any package by glob 'php7.2-xml'
E: Couldn't find any package by regex 'php7.2-xml'
E: Unable to locate package php7.2-intl
E: Couldn't find any package by glob 'php7.2-intl'
E: Couldn't find any package by regex 'php7.2-intl'

解決辦法：

sudo add-apt-repository ppa:ondrej/php
sudo apt-get update
sudo apt-get install php7.2