feat: add option to specify git remote name (#1104)

fixes https://github.com/nektos/act/issues/1099
fixes https://github.com/nektos/act/issues/983

Signed-off-by: Ryan <me@hackerc.at>

Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

pkg/runner/run_context.go

@@ -510,7 +510,7 @@ func (rc *RunContext) getGithubContext() *model.GithubContext {
 	}
 
 	repoPath := rc.Config.Workdir
-	repo, err := common.FindGithubRepo(repoPath, rc.Config.GitHubInstance)
+	repo, err := common.FindGithubRepo(repoPath, rc.Config.GitHubInstance, rc.Config.RemoteName)
 	if err != nil {
 		log.Warningf("unable to get git repo: %v", err)
 	} else {

pkg/runner/runner.go

@@ -51,6 +51,7 @@ type Config struct {
 	ArtifactServerPort    string                       // the port the artifact server binds to
 	CompositeRestrictions *model.CompositeRestrictions // describes which features are available in composite actions
 	NoSkipCheckout        bool                         // do not skip actions/checkout
+	RemoteName            string                       // remote name in local git repo config
 }
 
 // Resolves the equivalent host path inside the container