fix build

Dockerfile

@@ -1,7 +1,7 @@
 FROM ubuntu:18.04
 
 COPY build/java_policy /etc
-#RUN sed -E -i -e 's/(archive|ports).ubuntu.com/mirrors.tuna.tsinghua.edu.cn/g' -e '/security.ubuntu.com/d' /etc/apt/sources.list
+RUN sed -E -i -e 's/(archive|ports).ubuntu.com/mirrors.aliyun.com/g' -e '/security.ubuntu.com/d' /etc/apt/sources.list
 ENV DEBIAN_FRONTEND=noninteractive
 RUN buildDeps='software-properties-common git libtool cmake python-dev python3-pip python-pip libseccomp-dev curl' && \
     apt-get update && apt-get install -y python python3 python-pkg-resources python3-pkg-resources $buildDeps && \
@@ -14,8 +14,8 @@ RUN buildDeps='software-properties-common git libtool cmake python-dev python3-p
     update-alternatives --install  /usr/bin/g++ g++ /usr/bin/g++-9 40 && \
     phpJitOption='opcache.enable=1\nopcache.enable_cli=1\nopcache.jit=1205\nopcache.jit_buffer_size=64M' && \
     echo $phpJitOption > /etc/php/8.0/cli/conf.d/10-opcache-jit.ini && \
-    pip3 install -I --no-cache-dir psutil gunicorn flask requests idna && \
-    cd /tmp && git clone -b newnew  --depth 1 https://github.com/QingdaoU/Judger && cd Judger && \
+    pip3 install -i https://mirrors.aliyun.com/pypi/simple/ -I --no-cache-dir psutil gunicorn flask requests idna && \
+    cd /tmp && git clone -b newnew  --depth 1 https://gitee.com/qduoj/Judger.git && cd Judger && \
     mkdir build && cd build && cmake .. && make && make install && cd ../bindings/Python && python3 setup.py install && \
     apt-get purge -y --auto-remove $buildDeps && \
     apt-get clean && rm -rf /var/lib/apt/lists/* && \