This is a fork of public Axe core repo: https://github.com/dequelabs/axe-core
# cd into the repo
cd a11y-engine-axe-core
# Add public axe-core repo as remote public
git remote add public [email protected]:dequelabs/axe-core.git
# Creates a merge commit
git pull public master
# push the changes to internal private repo
git push origin master
Axe-core readme: https://github.com/dequelabs/axe-core/blob/v4.9.0/README.md