buildx failed with: ERROR: failed to solve: process "/bin/sh -c set -ex; \t\twget -O get-pip.py \"$PYTHON_GET_PIP_URL\"; \techo \"$PYTHON_GET_PIP_SHA256 *get-pip.py\" | sha256sum -c -; \t\tpython get-pip.py \t\t--disable-pip-version-check \t\t--no-cache-dir \t\t\"pip==$PYTHON_PIP_VERSION\" \t; \tpip --version; \t\tfind /usr/local -depth \t\t\\( \t\t\t\\( -type d -a \\( -name test -o -name tests -o -name idle_test \\) \\) \t\t\t-o \t\t\t\\( -type f -a \\( -name '*.pyc' -o -name '*.pyo' \\) \\) \t\t\\) -exec rm -rf '{}' +; \trm -f get-pip.py" did not complete successfully: exit code: 139