Strange, that packages are there, what conda environment are you trying to install it into? I did just install it into a mfix environment, but it pulled nodeworks version 17.1.1 instead of the latest.
> conda search -c https://mfix.netl.doe.gov/s3/.../.../conda/dist | grep nodeworks
nodeworks 17.1.0 py_0 s3/.../.../conda/dist
nodeworks 17.1.1 py_0 s3/.../.../conda/dist
nodeworks 19.1.0 pyhcfc1826_0 s3/.../.../conda/dist
nodeworks 19.1.1 pyhe23cd3a_0 s3/.../.../conda/dist
nodeworks 20.1.0 py_0 s3/.../.../conda/dist
nodeworks 20.1.0 pyh22c4f0f_0 s3/.../.../conda/dist
nodeworks 20.1.1 py_0 s3/.../.../conda/dist
nodeworks 20.2.0 py_0 s3/.../.../conda/dist
nodeworks 22.1.0 py_0 s3/.../.../conda/dist