feature: allow alternate_spec_name for kernel-rt and scl pkgs

examples/import_git.py

@@ -15,6 +15,7 @@ parser.add_argument('--dest-branch', type=str, required=False, default='')
 parser.add_argument('--release', type=str, required=False, default='')
 parser.add_argument('--distprefix', type=str, required=False, default='el')
 parser.add_argument('--upstream-lookaside', type=str, required=True)
+parser.add_argument('--alternate-spec-name', type=str, required=False, default='', description='e.g. if kernel-rt, use kernel')
 results = parser.parse_args()
 classy = importutil.GitImport(
         results.srpm,
@@ -26,7 +27,8 @@ classy = importutil.GitImport(
         branch=results.branch,
         dest_branch=results.dest_branch,
         upstream_lookaside=results.upstream_lookaside,
-        distprefix=results.distprefix
+        distprefix=results.distprefix,
+        alternate_spec_name=results.alternate_spec_name
 )
 
 classy.pkg_import()

pv2/importer/operation.py

@@ -514,6 +514,7 @@ class GitImport(Import):
             upstream_lookaside: str,
             scl_mode: bool = False,
             scl_package: str = '',
+            alternate_spec_name: str = '',
             dest_lookaside: str = '/var/www/html/sources',
             source_git_protocol: str = 'https',
             dest_branch: str = '',
@@ -539,6 +540,7 @@ class GitImport(Import):
         self.__dest_lookaside = dest_lookaside
         self.__upstream_lookaside = upstream_lookaside
         self.__upstream_lookaside_url = self.get_lookaside_template_path(upstream_lookaside)
+        self.__alternate_spec_name = alternate_spec_name
 
         if len(dest_branch) > 0:
             self.__dest_branch = dest_branch
@@ -570,6 +572,9 @@ class GitImport(Import):
         if not check_source_repo:
             raise err.GitInitError('Upstream git repo does not exist')
 
+        if len(self.alternate_spec_name) > 0:
+            source_git_repo_spec = f'{source_git_repo_path}/{self.alternate_spec_name}.spec'
+
         # If the source branch has "stream" in the name, it should be assumed
         # it'll be a module. Since this should always be the case, we'll change
         # dest_branch to be: {dest_branch}-stream-{stream_name}
@@ -732,6 +737,13 @@ class GitImport(Import):
         new_name = self.__rpm.replace('+', 'plus')
         return new_name
 
+    @property
+    def alternate_spec_name(self):
+        """
+        Returns the actual name of the spec file if it's not the package name.
+        """
+        return self.__alternate_spec_name
+
     @property
     def source_branch(self):
         """