Make API "compare" accept commit IDs (#32801)

routers/web/repo/issue.go

@@ -9,7 +9,6 @@ import (
 	"fmt"
 	"html/template"
 	"net/http"
-	"net/url"
 	"strconv"
 	"strings"
 
@@ -114,7 +113,6 @@ func MustAllowPulls(ctx *context.Context) {
 	// User can send pull request if owns a forked repository.
 	if ctx.IsSigned && repo_model.HasForkedRepo(ctx, ctx.Doer.ID, ctx.Repo.Repository.ID) {
 		ctx.Repo.PullRequest.Allowed = true
-		ctx.Repo.PullRequest.HeadInfoSubURL = url.PathEscape(ctx.Doer.Name) + ":" + util.PathEscapeSegments(ctx.Repo.BranchName)
 	}
 }