rdfind
Find files with duplicate content and get rid of them. More information: <https://rdfind.pauldreik.se>.
RUN apt-get update && \
apt-get install -y rdfind
RUN apt-get update && \
apt-get install -y rdfind
RUN apk add rdfind
RUN apt-get update && \
apt-get install -y rdfind
RUN dnf install -y rdfind
RUN apt-get update && \
apt-get install -y rdfind