Shell script to back up all of an organization's GitHub repos

backup_github.sh

#!/bin/sh

LOGIN=YOURLOGIN
TOKEN=YOURTOKEN
ORG=YOURORG
DONE=0
PAGE=0

# sample output:
#  "total_private_repos": 50,
#  "public_repos": 41,
NUMREPOS=$(curl -s "https://$LOGIN:$TOKEN@api.github.com/orgs/$ORG" | awk '
   /public_repos/{t+=substr($2, 0, length($2)-1)}
   /total_private_repos/{t+=substr($2, 0, length($2)-1)}
   END{print t}')

while [ $DONE -lt $NUMREPOS ]; do
   # Sample:
   #     "full_name": "VividCortex/wlr",
   for repo in $(curl -s "https://$LOGIN:$TOKEN@api.github.com/orgs/$ORG/repos?type=all&page=$PAGE" | awk '/full_name/{print substr($2, 2, length($2)-3)}'); do
      if [ ! -e "$HOME/repos/${repo#*/}" ]; then
         (cd "$HOME/repos" && git clone git@github.com:$repo.git)
      else
         (cd "$HOME/repos/${repo#*/}" && git pull || echo "^^ $repo")
      fi
      DONE=$(($DONE + 1))
   done
   PAGE=$(($PAGE + 1))
done