Import organisation or user repositories from GitHub to Gitea based on https://dev.to/nicolasboyer/migrate-all-of-your-repos-from-github-to-gitea-3fk

gitea-import-repos.sh

#!/bin/bash

GITHUB_USERNAME=
GITHUB_TOKEN=
GITHUB_ORGANISATION=
GITHUB_API_CALL=

GITEA_USERNAME=
GITEA_TOKEN=
GITEA_DOMAIN=
GITEA_REPO_OWNER=

if [ -z "$GITHUB_ORGANISATION" ]
then
      echo "\$GITHUB_ORGANISATION is empty"
	  GITHUB_API_CALL=https://api.github.com/user/repos?per_page=100
else
      echo "\$GITHUB_ORGANISATION is NOT empty"
	  GITHUB_API_CALL=https://api.github.com/orgs/$GITHUB_ORGANISATION/repos?per_page=200&type=all 
fi 

GET_REPOS=$(curl -H 'Accept: application/vnd.github.v3+json' -H "Authorization: token $GITHUB_TOKEN" $GITHUB_API_CALL | jq -r '.[].html_url')

read -p "Do you want to import $(wc -w <<< "$GET_REPOS") repositories? " confirm && [[ $confirm == [yY] || $confirm == [yY][eE][sS] ]] || exit 1

echo    # (optional) move to a new line
if [[ $REPLY =~ ^[Yy]$ ]]
then
    for URL in $GET_REPOS; do

    REPO_NAME=$(echo $URL | sed 's#.*/##')
	
    echo "Found $REPO_NAME, importing..."

    curl -X POST "$GITEA_DOMAIN/api/v1/repos/migrate" -H  "accept: application/json" -H "Authorization: token $GITEA_TOKEN" -H  "Content-Type: application/json" -d "{  \
    \"auth_username\": \"$GITHUB_USERNAME\", \
    \"auth_password\": \"$GITHUB_TOKEN\", \
    \"clone_addr\": \"$URL\", \
    \"mirror\": false, \
    \"private\": true, \
    \"repo_name\": \"$REPO_NAME\", \
    \"repo_owner\": \"$GITEA_REPO_OWNER\", \
    \"service\": \"git\", \
    \"uid\": 0, \
    \"wiki\": true}"

done
fi