add --git option

this is for when the source is a git repository url

koji-packager

@@ -48,16 +48,19 @@ def parse_options():
     koji_options.add_argument('--target', default=__target__,
                               help='Koji tag to tag (%s)' % __target__)
     source_options = parser.add_argument_group('Source Options')
+    source_options.add_argument('--git', action='store_true',
+                                help='Source is from git')
     source_options.add_argument('source', help='Source to build with Koji')
 
     # parse options
     args = parser.parse_args()
 
     # check that source-rpm exists
-    source = pathlib.Path(args.source)
-    if not source.is_file():
-        print('File %s does not exist.' % args.source)
-        sys.exit(1)
+    if args.git:
+        source = pathlib.Path(args.source)
+        if not source.is_file():
+            print('File %s does not exist.' % args.source)
+            sys.exit(1)
 
     return args