refactor(git): find root commit from head

this is simpler

there is no need to check whether main or master exist
because one does 99+% of the time

the root commit wil be te same for head as master 99+% of the time

1 files changed, 1 insertions, 5 deletions

diff --git a/src/sub_commands/prs/list.rs b/src/sub_commands/prs/list.rs
index 96004d4..88b325b 100644
--- a/src/sub_commands/prs/list.rs
+++ b/src/sub_commands/prs/list.rs
@@ -27,12 +27,8 @@ pub async fn launch(
 ) -> Result<()> {
     let git_repo = Repo::discover().context("cannot find a git repository")?;
 
-    let (main_or_master_branch_name, _) = git_repo
-        .get_main_or_master_branch()
-        .context("no main or master branch")?;
-
     let root_commit = git_repo
-        .get_root_commit(main_or_master_branch_name)
+        .get_root_commit()
         .context("failed to get root commit of the repository")?;
 
     // TODO: check for empty repo