diff --git a/swh/core/pytest_plugin.py b/swh/core/pytest_plugin.py
--- a/swh/core/pytest_plugin.py
+++ b/swh/core/pytest_plugin.py
@@ -44,9 +44,9 @@
 
     Eg. if you use the requests_mock fixture in your test file as:
 
-        requests_mock.get('https://nowhere.com', body=get_response_cb)
+        requests_mock.get('https?://nowhere.com', body=get_response_cb)
         # or even
-        requests_mock.get(re.compile('https://'), body=get_response_cb)
+        requests_mock.get(re.compile('https?://'), body=get_response_cb)
 
     then a call requests.get like:
 
@@ -54,7 +54,15 @@
 
     will look the content of the response in:
 
-        datadir/nowhere.com/path_to_resource,a=b,c=d
+        datadir/https_nowhere.com/path_to_resource,a=b,c=d
+
+    or a call requests.get like:
+
+        requests.get('http://nowhere.com/path/to/resource?a=b&c=d')
+
+    will look the content of the response in:
+
+        datadir/http_nowhere.com/path_to_resource,a=b,c=d
 
     Args:
         request (requests.Request): Object requests
@@ -76,7 +84,9 @@
         context.status_code = 404
         return None
     url = urlparse(request.url)
-    dirname = url.hostname  # pypi.org | files.pythonhosted.org
+    # http://pypi.org ~> http_pypi.org
+    # https://files.pythonhosted.org ~> https_files.pythonhosted.org
+    dirname = '%s_%s' % (url.scheme, url.hostname)
     # url.path: pypi/<project>/json -> local file: pypi_<project>_json
     filename = url.path[1:]
     if filename.endswith('/'):
@@ -159,10 +169,10 @@
             cb = partial(get_response_cb,
                          ignore_urls=ignore_urls,
                          datadir=datadir)
-            requests_mock.get(re.compile('https://'), body=cb)
+            requests_mock.get(re.compile('https?://'), body=cb)
         else:
             visits = {}
-            requests_mock.get(re.compile('https://'), body=partial(
+            requests_mock.get(re.compile('https?://'), body=partial(
                 get_response_cb, ignore_urls=ignore_urls, visits=visits,
                 datadir=datadir)
             )
diff --git a/swh/core/tests/data/http_example.com/something.json b/swh/core/tests/data/http_example.com/something.json
new file mode 100644
--- /dev/null
+++ b/swh/core/tests/data/http_example.com/something.json
@@ -0,0 +1 @@
+"something"
diff --git a/swh/core/tests/data/example.com/file.json b/swh/core/tests/data/https_example.com/file.json
rename from swh/core/tests/data/example.com/file.json
rename to swh/core/tests/data/https_example.com/file.json
diff --git a/swh/core/tests/data/example.com/file.json,name=doe,firstname=jane b/swh/core/tests/data/https_example.com/file.json,name=doe,firstname=jane
rename from swh/core/tests/data/example.com/file.json,name=doe,firstname=jane
rename to swh/core/tests/data/https_example.com/file.json,name=doe,firstname=jane
diff --git a/swh/core/tests/data/example.com/file.json_visit1 b/swh/core/tests/data/https_example.com/file.json_visit1
rename from swh/core/tests/data/example.com/file.json_visit1
rename to swh/core/tests/data/https_example.com/file.json_visit1
diff --git a/swh/core/tests/data/example.com/other.json b/swh/core/tests/data/https_example.com/other.json
rename from swh/core/tests/data/example.com/other.json
rename to swh/core/tests/data/https_example.com/other.json
diff --git a/swh/core/tests/fixture/data/example.com/file.json b/swh/core/tests/fixture/data/https_example.com/file.json
rename from swh/core/tests/fixture/data/example.com/file.json
rename to swh/core/tests/fixture/data/https_example.com/file.json
diff --git a/swh/core/tests/test_pytest_plugin.py b/swh/core/tests/test_pytest_plugin.py
--- a/swh/core/tests/test_pytest_plugin.py
+++ b/swh/core/tests/test_pytest_plugin.py
@@ -15,6 +15,10 @@
     assert response.ok
     assert response.json() == {'hello': 'you'}
 
+    response = requests.get('http://example.com/something.json')
+    assert response.ok
+    assert response.json() == "something"
+
     response = requests.get('https://example.com/file.json')
     assert response.ok
     assert response.json() == {'hello': 'world'}