fix sip build

Author: 3nids

.docker/qgis3-build-deps.dockerfile

@@ -100,8 +100,10 @@ RUN  apt-get update \
 WORKDIR /root
 RUN curl -s -S -O https://www.riverbankcomputing.com/hg/sip/archive/tip.tar.gz \
  && tar xzf tip.tar.gz \
- && bash -c "mv $(ls sip-*) sip-419"
-WORKDIR /root/sip-419
+ && mv $(ls sip-*) sip-419
+ && mkdir /root/sip419
+ && mv  $(find -type d -iname 'sip-*')/* sip419
+WORKDIR /root/sip419
 RUN python3 build.py prepare && python3 configure.py && make && make install
 
 RUN echo "alias python=python3" >> ~/.bash_aliases