CPU build fails with wget: invalid option -- 'f'

[zchenyu]

Description
Building a container image for CPU from source fails. Following the instructions here: https://docs.nvidia.com/deeplearning/triton-inference-server/user-guide/docs/customization_guide/build.html#cpu-only-build

To Reproduce

git clone https://github.com/triton-inference-server/server.git
cd server/
./build.py -v

Error message:

43.05 wget: invalid option -- 'f'
43.05 Usage: wget [OPTION]... [URL]...
43.05 
43.05 Try `wget --help' for more options.
------
Dockerfile.buildbase:22
--------------------
  20 |     # libxml2-dev is needed for Azure Storage
  21 |     # scons is needed for armnn_tflite backend build dep
  22 | >>> RUN apt-get update &&     apt-get install -y --no-install-recommends             ca-certificates             autoconf             automake             build-essential             git             gperf             libre2-dev             libssl-dev             libtool             libcurl4-openssl-dev             libb64-dev             libgoogle-perftools-dev             patchelf             python3-dev             python3-pip             python3-setuptools             rapidjson-dev             scons             software-properties-common             pkg-config             unzip             wget             zlib1g-dev             libarchive-dev             libxml2-dev             libnuma-dev &&             wget     rm -rf /var/lib/apt/lists/*
  23 |     
  24 |     RUN pip3 install --upgrade pip &&     pip3 install --upgrade wheel setuptools docker
--------------------
ERROR: failed to solve: process "/bin/sh -c apt-get update &&     apt-get install -y --no-install-recommends             ca-certificates             autoconf             automake             build-essential             git             gperf             libre2-dev             libssl-dev             libtool             libcurl4-openssl-dev             libb64-dev             libgoogle-perftools-dev             patchelf             python3-dev             python3-pip             python3-setuptools             rapidjson-dev             scons             software-properties-common             pkg-config             unzip             wget             zlib1g-dev             libarchive-dev             libxml2-dev             libnuma-dev &&             wget     rm -rf /var/lib/apt/lists/*" did not complete successfully: exit code: 2
error: build failed

[zchenyu]

Seems like the bug is here:

server/build.py

Lines 1026 to 1027 in 53685d3

	libnuma-dev && \
	wget \

[zchenyu]

Fixed in #6557