I know this is an old question but it came up first in my Google search for this same question, even though I knew the answer I just wanted something to copy and paste. Which makes it worth improving the answer for future reference. So here is what works for me:
Install rtools, then:
install.packages(path_to_file, repos = NULL, type="source")
与恶龙缠斗过久,自身亦成为恶龙；凝视深渊过久,深渊将回以凝视…
