"git@transfer.hft-stuttgart.de:22pada1mpg/visualization.git" did not exist on "fe5ca278839b38455efcaeb257e91a366c434fe7"
Tags give the ability to mark specific points in history as being important
Repository has no tags yet.
Use git tag command to add a new one:
git tag -a v1.4 -m 'version 1.4'