Add more output to wait_obs

Signed-off-by: Nicolas Belouin <nicolas.belouin@suse.com>

.obs/wait_obs.py

@@ -12,6 +12,7 @@ def get_buildstatus(project: str) -> ET.Element:
             return ET.fromstring(output)
         except subprocess.CalledProcessError:
             continue
+    print("Failed to get buildstatus from OBS")
 
 def do_wait(project:str, commit:str) -> ET.Element:
     last_state = None
@@ -73,6 +74,7 @@ def print_results(status: ET.Element) -> bool:
 def main():
     project = os.environ.get("OBS_PROJECT")
     sha = os.environ.get("GITEA_SHA")
+    print(f"Waiting for OBS to build {project} for commit {sha}")
     status = do_wait(project, sha)
     if print_results(status):
         return 1