get DESCRIPTIONs

simple.txt

get_bioc_packagelist = function(rel = "RELEASE_3_19") {
 system("git clone https://git.bioconductor.org/admin/manifest")
 owd = getwd()
 setwd("manifest")
 on.exit(setwd(owd))
 system(paste("git checkout ", rel))
 proc_software.txt = function() {
  x = readLines("software.txt")[-1]  # first line is comment
  nn = which(nchar(x)==0)
  tmp = x[-nn]
  gsub("Package: ", "", tmp)
 }
 proc_software.txt()
}

#!/bin/bash
git init $1
cd $1
git remote add origin [email protected]:packages/$1
git config core.sparseCheckout true
echo DESCRIPTION > .git/info/sparse-checkout
git fetch --depth 1 origin RELEASE_3_19
git checkout RELEASE_3_19
cd ..