All versions of the package ggit are vulnerable to Command Injection via the fetchTags(branch) API, which allows user input to specify the branch to be fetched and then concatenates this string along with a git command which is then passed to the unsafe exec() Node.js child process API.
https://security.snyk.io/vuln/SNYK-JS-GGIT-5731320
https://gist.github.com/lirantal/d8f87b366d2078e6118ab7bf2b005f02