Update link to feedstocks site

The feedstocks page has moved.

Author: fkohrt

README.md

@@ -14,7 +14,7 @@ Install R itself and your required R packages via conda packages. Installing con
 installing CRAN packages. This is because CRAN packages need compiling during the install process and conda
 packages do not.
 
-For some R packages there is no corresponding conda-forge package yet, in that case take a look at https://github.com/binder-examples/r. Note that these two approaches cannot be combined, so you cannot install R packages via Conda and via an `install.R` file at the same time. You can check if a required R package is available on the Conda Forge website at https://conda-forge.org/feedstocks/ by searching for `r-PACKAGENAME`. You can install R packges from other sources using a `postBuild` script.
+For some R packages there is no corresponding conda-forge package yet, in that case take a look at https://github.com/binder-examples/r. Note that these two approaches cannot be combined, so you cannot install R packages via Conda and via an `install.R` file at the same time. You can check if a required R package is available on the Conda Forge website at https://conda-forge.org/feedstock-outputs/ by searching for `r-PACKAGENAME`. You can install R packges from other sources using a `postBuild` script.
 
 Both [RStudio](https://www.rstudio.com/) and [IRKernel](https://irkernel.github.io/)
 are installed by default, so you can use either the Jupyter notebook interface or