e2e: Fix ignoring pip and setuptools on autoupdate

e2e_tests/update_requirementstxt.sh

@@ -9,8 +9,8 @@ source ./venv/bin/activate
 pip --disable-pip-version-check install -r ./requirements.txt
 
 pip3 list --outdated --format=freeze | grep -v '^\-e' | cut -d = -f 1 | while read -r package ; do
-    [[ package == "pip" ]] && continue
-    [[ package == "setuptools" ]] && continue
+    [[ "$package" == "pip" ]] && continue
+    [[ "$package" == "setuptools" ]] && continue
     pip install --upgrade "${package}"
     version="$(pip show "${package}" | grep '^Version' | cut -d ' ' -f 2)"
     message="e2e_tests/pip: Update ${package} to ${version}"

src/repo.rs

@@ -1507,8 +1507,11 @@ pub fn clone_repo(
         repo.rename_remote(&origin, &remote.name)?;
     }
 
-    let mut active_branch = repo.head_branch()?;
+    // If there is no head_branch, we most likely cloned an empty repository and
+    // there is no point in setting any upstreams.
+    if let Ok(mut active_branch) = repo.head_branch() {
         active_branch.set_upstream(&remote.name, &active_branch.name()?)?;
+    };
 
     Ok(())
 }