diff --git a/distro/distro.py b/distro/distro.py
index 3d0b955..c793bd4 100644
--- a/distro/distro.py
+++ b/distro/distro.py
@@ -47,7 +47,7 @@ def get_base_distro(arch: str) -> Distro:
     return Distro(arch=arch, repo_infos=repos, scan=False)
 
 
-def get_kupfer(arch: str, url_template: str) -> Distro:
+def get_kupfer(arch: str, url_template: str, scan: bool = False) -> Distro:
     repos = {name: RepoInfo(url_template=url_template, options={'SigLevel': 'Never'}) for name in REPOSITORIES}
     return Distro(
         arch=arch,
@@ -55,8 +55,8 @@ def get_kupfer(arch: str, url_template: str) -> Distro:
     )
 
 
-def get_kupfer_https(arch: str) -> Distro:
-    return get_kupfer(arch, KUPFER_HTTPS.replace('%branch%', config.file['pacman']['repo_branch']))
+def get_kupfer_https(arch: str, scan: bool = False) -> Distro:
+    return get_kupfer(arch, KUPFER_HTTPS.replace('%branch%', config.file['pacman']['repo_branch']), scan)
 
 
 def get_kupfer_local(arch: Optional[str] = None, in_chroot: bool = True) -> Distro:
diff --git a/packages/__init__.py b/packages/__init__.py
index 31fe884..b2ef91b 100644
--- a/packages/__init__.py
+++ b/packages/__init__.py
@@ -7,7 +7,7 @@ import subprocess
 from copy import deepcopy
 from joblib import Parallel, delayed
 from glob import glob
-from urllib import HTTPError
+from urllib.error import HTTPError
 from urllib.request import urlopen
 from shutil import rmtree, copyfileobj
 from typing import Iterable, Iterator, Any, Optional
@@ -375,7 +375,8 @@ def try_download_package(dest_file_path: str, package: Pkgbuild, arch: Arch) ->
         logging.debug(f"package filenames don't match: local: {filename}, remote: {repo_pkg.filename}")
         return False
     # url = f"{repo.resolve_url()}/{filename}"
-    url = repo_pkg.resolved_url()
+    url = repo_pkg.resolved_url
+    assert url
     try:
         logging.debug(f"Trying to retrieve remote package {filename} from {url}")
         with urlopen(url) as fsrc, open(dest_file_path, 'wb') as fdst:
@@ -423,7 +424,7 @@ def check_package_version_built(package: Pkgbuild, arch: Arch, try_download: boo
         if not filename_stripped.endswith('.pkg.tar'):
             logging.debug(f'skipping unknown file extension {basename}')
             continue
-        if os.path.exists(file) or (try_download and try_download_package(file, package.repo, arch)):
+        if os.path.exists(file) or (try_download and try_download_package(file, package, arch)):
             missing = False
             add_file_to_repo(file, repo_name=package.repo, arch=arch)
         # copy arch=(any) packages to all arches