Description of problem:

It is not possible to create a workspace via factory from the branch that contains `/` sign.

In the dashboard I see a message like: "Devfile could not be found in ..... Applying the default configuration"

Workaround
Rename the branch by removing `/`

Steps to Reproduce

 # Try to create a workspace from this repository (with new/branch branch name) https://github.com/svor/quarkus-api-example/tree/new/branch
 

Actual results:

Tha Dashboard shows a message: "Devfile could not be found in https://github.com/svor/quarkus-api-example/tree/new/branch. Applying the default configuration"

Expected results:

The worksapce should be started from the branch that contains `/`

Reproducibility (Always/Intermittent/Only Once):

Always