Pandoc certification https

https://github.com/ramnathv/rcstatebin/issues/6

https://github.com/rstudio/rmarkdown/issues/228

self_contained: no

https://bbs.archlinux.org/viewtopic.php?id=181369

pandoc-static AUR

output file: l001.knit.md

pandoc: Could not fetch https://upload.wikimedia.org/wikipedia/commons/thumb/6/68/Overfitted_Data.png/300px-Overfitted_Data.png
HttpExceptionRequest Request {
  host                 = "upload.wikimedia.org"
  port                 = 443
  secure               = True
  requestHeaders       = []
  path                 = "/wikipedia/commons/thumb/6/68/Overfitted_Data.png/300px-Overfitted_Data.png"
  queryString          = ""
  method               = "GET"
  proxy                = Nothing
  rawBody              = False
  redirectCount        = 10
  responseTimeout      = ResponseTimeoutDefault
  requestVersion       = HTTP/1.1
}
 (InternalException (HandshakeFailed (Error_Protocol ("certificate has unknown CA",True,UnknownCa))))
Error: pandoc document conversion failed with error 67
Execution halted