15 error Error: Command failed with exit code 1: git remote update
15 error git@github.com: Permission denied (publickey).
15 error fatal: Could not read from remote repository.
15 error
15 error Please make sure you have the correct access rights
15 error and the repository exists.
15 error     at makeError (/usr/local/lib/node_modules/lerna/node_modules/execa/lib/error.js:59:11)
15 error     at module.exports.sync (/usr/local/lib/node_modules/lerna/node_modules/execa/index.js:186:17)
15 error     at Object.execSync (/usr/local/lib/node_modules/lerna/node_modules/@lerna/child-process/index.js:39:16)
15 error     at updateRemote (/usr/local/lib/node_modules/lerna/dist/cli.js:5910:22)
15 error     at isBehindUpstream (/usr/local/lib/node_modules/lerna/dist/cli.js:5900:7)
15 error     at VersionCommand.initialize (/usr/local/lib/node_modules/lerna/dist/cli.js:6235:57)