diff --git a/src/runboat/models.py b/src/runboat/models.py
index 51e8c97..1921284 100644
--- a/src/runboat/models.py
+++ b/src/runboat/models.py
@@ -9,7 +9,7 @@ from pydantic import BaseModel
 
 from . import github, k8s
 from .github import CommitInfo, GitHubStatusState
-from .settings import get_build_settings, settings
+from .settings import settings
 from .utils import slugify
 
 _logger = logging.getLogger(__name__)
@@ -181,7 +181,9 @@ class Build(BaseModel):
         name = f"b{uuid.uuid4()}"
         slug = cls.make_slug(commit_info)
         _logger.info(f"Deploying {slug} ({name}).")
-        build_settings = get_build_settings(commit_info.repo, commit_info.target_branch)
+        build_settings = settings.get_build_settings(
+            commit_info.repo, commit_info.target_branch
+        )
         if len(build_settings) > 1:
             raise NotImplementedError(
                 "Having more than one build per commit is not supported yet."
diff --git a/src/runboat/settings.py b/src/runboat/settings.py
index 8cfcc1b..0837ffb 100644
--- a/src/runboat/settings.py
+++ b/src/runboat/settings.py
@@ -52,18 +52,27 @@ class Settings(BaseSettings):
     # HTML fragment for second footer.
     additional_footer_html: str = ""
 
+    def get_build_settings(self, repo: str, target_branch: str) -> list[BuildSettings]:
+        for repo_settings in self.repos:
+            if not re.match(repo_settings.repo, repo, re.IGNORECASE):
+                continue
+            if not re.match(repo_settings.branch, target_branch):
+                continue
+            return repo_settings.builds
+        raise RepoOrBranchNotSupported(
+            f"Branch {target_branch} of {repo} not supported."
+        )
+
+    def is_repo_and_branch_supported(self, repo: str, target_branch: str) -> bool:
+        try:
+            self.get_build_settings(repo, target_branch)
+        except RepoOrBranchNotSupported:
+            return False
+        else:
+            return True
+
     class Config:
         env_prefix = "RUNBOAT_"
 
 
 settings = Settings()
-
-
-def get_build_settings(repo: str, target_branch: str) -> list[BuildSettings]:
-    for repo_settings in settings.repos:
-        if not re.match(repo_settings.repo, repo, re.IGNORECASE):
-            continue
-        if not re.match(repo_settings.branch, target_branch):
-            continue
-        return repo_settings.builds
-    raise RepoOrBranchNotSupported(f"Branch {target_branch} of {repo} not supported.")
diff --git a/tests/test_settings.py b/tests/test_settings.py
index 6fe83e1..dc3aef2 100644
--- a/tests/test_settings.py
+++ b/tests/test_settings.py
@@ -1,14 +1,14 @@
 import pytest
 
 from runboat.exceptions import RepoOrBranchNotSupported
-from runboat.settings import BuildSettings, get_build_settings
+from runboat.settings import BuildSettings, settings
 
 
 def test_get_build_settings() -> None:
-    assert get_build_settings("OCA/mis-builder", "15.0") == [
+    assert settings.get_build_settings("OCA/mis-builder", "15.0") == [
         BuildSettings(image="ghcr.io/oca/oca-ci/py3.8-odoo15.0:latest")
     ]
     with pytest.raises(RepoOrBranchNotSupported):
-        get_build_settings("acsone/mis-builder", "15.0")
+        settings.get_build_settings("acsone/mis-builder", "15.0")
     with pytest.raises(RepoOrBranchNotSupported):
-        assert not get_build_settings("OCA/mis-builder", "15.0-stuff")
+        assert not settings.get_build_settings("OCA/mis-builder", "15.0-stuff")