diff --git a/modules/activitypub/user_settings_test.go b/modules/activitypub/user_settings_test.go
index 7ead81c129..f510e7a6ac 100644
--- a/modules/activitypub/user_settings_test.go
+++ b/modules/activitypub/user_settings_test.go
@@ -10,7 +10,7 @@ import (
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 
-	_ "code.gitea.io/gitea/models" // https://discourse.gitea.io/t/testfixtures-could-not-clean-table-access-no-such-table-access/4137/4
+	_ "code.gitea.io/gitea/models" // https://forum.gitea.com/t/testfixtures-could-not-clean-table-access-no-such-table-access/4137/4
 
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
diff --git a/modules/indexer/code/git.go b/modules/indexer/code/git.go
index c5dfe43836..c7ffcfdd40 100644
--- a/modules/indexer/code/git.go
+++ b/modules/indexer/code/git.go
@@ -113,7 +113,24 @@ func nonGenesisChanges(ctx context.Context, repo *repo_model.Repository, revisio
 	var changes internal.RepoChanges
 	var err error
 	updatedFilenames := make([]string, 0, 10)
-	for _, line := range strings.Split(stdout, "\n") {
+
+	updateChanges := func() error {
+		cmd := git.NewCommand(ctx, "ls-tree", "--full-tree", "-l").AddDynamicArguments(revision).
+			AddDashesAndList(updatedFilenames...)
+		lsTreeStdout, _, err := cmd.RunStdBytes(&git.RunOpts{Dir: repo.RepoPath()})
+		if err != nil {
+			return err
+		}
+
+		updates, err1 := parseGitLsTreeOutput(lsTreeStdout)
+		if err1 != nil {
+			return err1
+		}
+		changes.Updates = append(changes.Updates, updates...)
+		return nil
+	}
+	lines := strings.Split(stdout, "\n")
+	for _, line := range lines {
 		line = strings.TrimSpace(line)
 		if len(line) == 0 {
 			continue
@@ -161,15 +178,22 @@ func nonGenesisChanges(ctx context.Context, repo *repo_model.Repository, revisio
 		default:
 			log.Warn("Unrecognized status: %c (line=%s)", status, line)
 		}
+
+		// According to https://learn.microsoft.com/en-us/troubleshoot/windows-client/shell-experience/command-line-string-limitation#more-information
+		// the command line length should less than 8191 characters, assume filepath is 256, then 8191/256 = 31, so we use 30
+		if len(updatedFilenames) >= 30 {
+			if err := updateChanges(); err != nil {
+				return nil, err
+			}
+			updatedFilenames = updatedFilenames[0:0]
+		}
 	}
 
-	cmd := git.NewCommand(ctx, "ls-tree", "--full-tree", "-l").AddDynamicArguments(revision).
-		AddDashesAndList(updatedFilenames...)
-	lsTreeStdout, _, err := cmd.RunStdBytes(&git.RunOpts{Dir: repo.RepoPath()})
-	if err != nil {
-		return nil, err
+	if len(updatedFilenames) > 0 {
+		if err := updateChanges(); err != nil {
+			return nil, err
+		}
 	}
 
-	changes.Updates, err = parseGitLsTreeOutput(lsTreeStdout)
 	return &changes, err
 }
diff --git a/routers/api/v1/repo/commits.go b/routers/api/v1/repo/commits.go
index 5e7d10e6c2..c5e8cf99eb 100644
--- a/routers/api/v1/repo/commits.go
+++ b/routers/api/v1/repo/commits.go
@@ -195,7 +195,7 @@ func GetAllCommits(ctx *context.APIContext) {
 			// get commit specified by sha
 			baseCommit, err = ctx.Repo.GitRepo.GetCommit(sha)
 			if err != nil {
-				ctx.Error(http.StatusInternalServerError, "GetCommit", err)
+				ctx.NotFoundOrServerError("GetCommit", git.IsErrNotExist, err)
 				return
 			}
 		}
diff --git a/routers/web/explore/repo.go b/routers/web/explore/repo.go
index e978385b66..116b983b3a 100644
--- a/routers/web/explore/repo.go
+++ b/routers/web/explore/repo.go
@@ -6,7 +6,6 @@ package explore
 import (
 	"fmt"
 	"net/http"
-	"strings"
 
 	"code.gitea.io/gitea/models/db"
 	repo_model "code.gitea.io/gitea/models/repo"
@@ -58,7 +57,7 @@ func RenderRepoSearch(ctx *context.Context, opts *RepoSearchOptions) {
 		orderBy db.SearchOrderBy
 	)
 
-	sortOrder := strings.ToLower(ctx.FormString("sort"))
+	sortOrder := ctx.FormString("sort")
 	if sortOrder == "" {
 		sortOrder = setting.UI.ExploreDefaultSort
 	}
diff --git a/routers/web/org/home.go b/routers/web/org/home.go
index 1e04b72cbb..92793d95a4 100644
--- a/routers/web/org/home.go
+++ b/routers/web/org/home.go
@@ -48,32 +48,12 @@ func Home(ctx *context.Context) {
 	ctx.Data["Title"] = org.DisplayName()
 
 	var orderBy db.SearchOrderBy
-	ctx.Data["SortType"] = ctx.FormString("sort")
-	switch ctx.FormString("sort") {
-	case "newest":
-		orderBy = db.SearchOrderByNewest
-	case "oldest":
-		orderBy = db.SearchOrderByOldest
-	case "recentupdate":
-		orderBy = db.SearchOrderByRecentUpdated
-	case "leastupdate":
-		orderBy = db.SearchOrderByLeastUpdated
-	case "reversealphabetically":
-		orderBy = db.SearchOrderByAlphabeticallyReverse
-	case "alphabetically":
-		orderBy = db.SearchOrderByAlphabetically
-	case "moststars":
-		orderBy = db.SearchOrderByStarsReverse
-	case "feweststars":
-		orderBy = db.SearchOrderByStars
-	case "mostforks":
-		orderBy = db.SearchOrderByForksReverse
-	case "fewestforks":
-		orderBy = db.SearchOrderByForks
-	default:
-		ctx.Data["SortType"] = "recentupdate"
-		orderBy = db.SearchOrderByRecentUpdated
+	sortOrder := ctx.FormString("sort")
+	if _, ok := repo_model.OrderByFlatMap[sortOrder]; !ok {
+		sortOrder = setting.UI.ExploreDefaultSort // TODO: add new default sort order for org home?
 	}
+	ctx.Data["SortType"] = sortOrder
+	orderBy = repo_model.OrderByFlatMap[sortOrder]
 
 	keyword := ctx.FormTrim("q")
 	ctx.Data["Keyword"] = keyword
diff --git a/routers/web/user/profile.go b/routers/web/user/profile.go
index 3000792789..9cb392d878 100644
--- a/routers/web/user/profile.go
+++ b/routers/web/user/profile.go
@@ -112,32 +112,12 @@ func prepareUserProfileTabData(ctx *context.Context, showPrivate bool, profileDb
 		orderBy db.SearchOrderBy
 	)
 
-	ctx.Data["SortType"] = ctx.FormString("sort")
-	switch ctx.FormString("sort") {
-	case "newest":
-		orderBy = db.SearchOrderByNewest
-	case "oldest":
-		orderBy = db.SearchOrderByOldest
-	case "recentupdate":
-		orderBy = db.SearchOrderByRecentUpdated
-	case "leastupdate":
-		orderBy = db.SearchOrderByLeastUpdated
-	case "reversealphabetically":
-		orderBy = db.SearchOrderByAlphabeticallyReverse
-	case "alphabetically":
-		orderBy = db.SearchOrderByAlphabetically
-	case "moststars":
-		orderBy = db.SearchOrderByStarsReverse
-	case "feweststars":
-		orderBy = db.SearchOrderByStars
-	case "mostforks":
-		orderBy = db.SearchOrderByForksReverse
-	case "fewestforks":
-		orderBy = db.SearchOrderByForks
-	default:
-		ctx.Data["SortType"] = "recentupdate"
-		orderBy = db.SearchOrderByRecentUpdated
+	sortOrder := ctx.FormString("sort")
+	if _, ok := repo_model.OrderByFlatMap[sortOrder]; !ok {
+		sortOrder = setting.UI.ExploreDefaultSort // TODO: add new default sort order for user home?
 	}
+	ctx.Data["SortType"] = sortOrder
+	orderBy = repo_model.OrderByFlatMap[sortOrder]
 
 	keyword := ctx.FormTrim("q")
 	ctx.Data["Keyword"] = keyword