Error: There already is a workspace config file .rosinstall at "src". Use wstool install/modify.
Merge caused no change, no new elements found
[mavlink,mavros] still active
[mavlink] Updating /home/amov/prometheus_mavros/src/mavlink
[mavros] Updating /home/amov/prometheus_mavros/src/mavros
Cannot fast-forward, local repository and remote 'amov_1.12.1' have diverged.
[mavlink] still active
[mavlink] Done.
Exception caught during install: Error processing 'mavros' : [mavros] Update Failed of /home/amov/prometheus_mavros/src/mavros
ERROR in config: Error processing 'mavros' : [mavros] Update Failed of /home/amov/prometheus_mavros/src/mavros