diff --git a/cmd/hook.go b/cmd/hook.go
index 2f866dd396..37fdb92770 100644
--- a/cmd/hook.go
+++ b/cmd/hook.go
@@ -163,6 +163,14 @@ func (n *nilWriter) WriteString(s string) (int, error) {
 	return len(s), nil
 }
 
+func parseGitHookCommitRefLine(line string) (oldCommitID, newCommitID string, refFullName git.RefName, ok bool) {
+	fields := strings.Split(line, " ")
+	if len(fields) != 3 {
+		return "", "", "", false
+	}
+	return fields[0], fields[1], git.RefName(fields[2]), true
+}
+
 func runHookPreReceive(ctx context.Context, c *cli.Command) error {
 	if isInternal, _ := strconv.ParseBool(os.Getenv(repo_module.EnvIsInternal)); isInternal {
 		return nil
@@ -228,14 +236,11 @@ Gitea or set your environment appropriately.`, "")
 			continue
 		}
 
-		fields := bytes.Fields(scanner.Bytes())
-		if len(fields) != 3 {
+		oldCommitID, newCommitID, refFullName, ok := parseGitHookCommitRefLine(scanner.Text())
+		if !ok {
 			continue
 		}
 
-		oldCommitID := string(fields[0])
-		newCommitID := string(fields[1])
-		refFullName := git.RefName(fields[2])
 		total++
 		lastline++
 
@@ -378,16 +383,13 @@ Gitea or set your environment appropriately.`, "")
 			continue
 		}
 
-		fields := bytes.Fields(scanner.Bytes())
-		if len(fields) != 3 {
+		var ok bool
+		oldCommitIDs[count], newCommitIDs[count], refFullNames[count], ok = parseGitHookCommitRefLine(scanner.Text())
+		if !ok {
 			continue
 		}
 
 		fmt.Fprintf(out, ".")
-		oldCommitIDs[count] = string(fields[0])
-		newCommitIDs[count] = string(fields[1])
-		refFullNames[count] = git.RefName(fields[2])
-
 		commitID, _ := git.NewIDFromString(newCommitIDs[count])
 		if refFullNames[count] == git.BranchPrefix+"master" && !commitID.IsZero() && count == total {
 			masterPushed = true
diff --git a/cmd/hook_test.go b/cmd/hook_test.go
index 86cd4834f2..fefc33c01c 100644
--- a/cmd/hook_test.go
+++ b/cmd/hook_test.go
@@ -39,3 +39,17 @@ func TestPktLine(t *testing.T) {
 	assert.NoError(t, err)
 	assert.Equal(t, []byte("0007a\nb"), w.Bytes())
 }
+
+func TestParseGitHookCommitRefLine(t *testing.T) {
+	oldCommitID, newCommitID, refName, ok := parseGitHookCommitRefLine("a b c")
+	assert.True(t, ok)
+	assert.Equal(t, "a", oldCommitID)
+	assert.Equal(t, "b", newCommitID)
+	assert.Equal(t, "c", string(refName))
+
+	_, _, _, ok = parseGitHookCommitRefLine("a\tb\tc")
+	assert.False(t, ok)
+
+	_, _, _, ok = parseGitHookCommitRefLine("a b")
+	assert.False(t, ok)
+}
diff --git a/services/actions/commit_status.go b/services/actions/commit_status.go
index ef241e5091..228c60b437 100644
--- a/services/actions/commit_status.go
+++ b/services/actions/commit_status.go
@@ -8,6 +8,7 @@ import (
 	"errors"
 	"fmt"
 	"path"
+	"strings"
 
 	actions_model "code.gitea.io/gitea/models/actions"
 	"code.gitea.io/gitea/models/db"
@@ -91,6 +92,7 @@ func createCommitStatus(ctx context.Context, job *actions_model.ActionRunJob) er
 		runName = wfs[0].Name
 	}
 	ctxname := fmt.Sprintf("%s / %s (%s)", runName, job.Name, event)
+	ctxname = strings.TrimSpace(ctxname) // git_model.NewCommitStatus also trims spaces
 	state := toCommitStatus(job.Status)
 	if statuses, err := git_model.GetLatestCommitStatus(ctx, repo.ID, sha, db.ListOptionsAll); err == nil {
 		for _, v := range statuses {