使用阿里云镜像安装如下软件，会出现依赖冲突

复现的 Dockerfile

FROM ubuntu:21.04

LABEL maintainer="Taylor Otwell"

ARG WWWGROUP

WORKDIR /var/www/html

ENV DEBIAN_FRONTEND noninteractive
ENV TZ=UTC

RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone

ENV APT_MIRROR="aliyun"

RUN if [ $APT_MIRROR = "aliyun" ]; \
then echo 'deb http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse\n\
deb-src http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse\n\
\n\
deb http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse\n\
deb-src http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse\n\
\n\
deb http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse\n\
deb-src http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse\n\
\n\
deb http://mirrors.aliyun.com/ubuntu/ focal-proposed main restricted universe multiverse\n\
deb-src http://mirrors.aliyun.com/ubuntu/ focal-proposed main restricted universe multiverse\n\
\n\
deb http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse\n\
deb-src http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse\n' > /etc/apt/sources.list; \
fi

RUN apt-get update \
    && apt-get install -y gnupg gosu curl ca-certificates zip unzip git supervisor sqlite3 libcap2-bin libpng-dev python2 \
    && mkdir -p ~/.gnupg \
    && chmod 600 ~/.gnupg \
    && echo "disable-ipv6" >> ~/.gnupg/dirmngr.conf \
    && apt-key adv --homedir ~/.gnupg --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys E5267A6C \
    && apt-key adv --homedir ~/.gnupg --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys C300EE8C \
    && echo "deb http://ppa.launchpad.net/ondrej/php/ubuntu hirsute main" > /etc/apt/sources.list.d/ppa_ondrej_php.list \
    && apt-get update \
    && apt-get install -y php7.4-cli php7.4-dev \
       php7.4-pgsql php7.4-sqlite3 php7.4-gd \
       php7.4-curl php7.4-memcached \
       php7.4-imap php7.4-mysql php7.4-mbstring \
       php7.4-xml php7.4-zip php7.4-bcmath php7.4-soap \
       php7.4-intl php7.4-readline php7.4-pcov \
       php7.4-msgpack php7.4-igbinary php7.4-ldap \
       php7.4-redis php7.4-xdebug \
    && php -r "readfile('http://getcomposer.org/installer');" | php -- --install-dir=/usr/bin/ --filename=composer \
    && curl -sL https://deb.nodesource.com/setup_16.x | bash - \
    && apt-get install -y nodejs \
    && curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - \
    && echo "deb https://dl.yarnpkg.com/debian/ stable main" > /etc/apt/sources.list.d/yarn.list \
    && apt-get update \
    && apt-get install -y yarn \
    && apt-get install -y mysql-client \
    && apt-get install -y postgresql-client \
    && apt-get -y autoremove \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*