diff --git a/internal/service/hooks/pre_receive.go b/internal/service/hooks/pre_receive.go
index e855d25845b0de2a7eae34fa45f024c40f54ecfb..9718e0bf75241f4801fbf7e7e8bd63d7fd6bbc66 100644
--- a/internal/service/hooks/pre_receive.go
+++ b/internal/service/hooks/pre_receive.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"os/exec"
 	"path/filepath"
+	"strings"
 
 	"gitlab.com/gitlab-org/gitaly/internal/config"
 	"gitlab.com/gitlab-org/gitaly/internal/gitlabshell"
@@ -24,6 +25,13 @@ func hookRequestEnv(req hookRequest) ([]string, error) {
 		fmt.Sprintf("GL_REPOSITORY=%s", req.GetRepository().GetGlRepository())), nil
 }
 
+func preReceiveEnv(repo *gitalypb.Repository) []string {
+	return []string{
+		fmt.Sprintf("GIT_OBJECT_DIRECTORY=%s", repo.GetGitObjectDirectory()),
+		fmt.Sprintf("GIT_ALTERNATE_OBJECT_DIRECTORIES=%s", strings.Join(repo.GitAlternateObjectDirectories, ":")),
+	}
+}
+
 func gitlabShellHook(hookName string) string {
 	return filepath.Join(config.Config.Ruby.Dir, "gitlab-shell", "hooks", hookName)
 }
@@ -43,6 +51,7 @@ func (s *server) PreReceiveHook(stream gitalypb.HookService_PreReceiveHookServer
 		return helper.ErrInternal(err)
 	}
 
+	hookEnv = append(hookEnv, preReceiveEnv(firstRequest.GetRepository())...)
 	hookEnv = append(hookEnv, fmt.Sprintf("GL_PROTOCOL=%s", firstRequest.GetProtocol()))
 
 	stdin := streamio.NewReader(func() ([]byte, error) {
diff --git a/internal/service/hooks/pre_receive_test.go b/internal/service/hooks/pre_receive_test.go
index 08af19aee6263ec430d9ce4e740b04f10c79db66..72b16365445052b927ac8a0a3c8f61df526d81e3 100644
--- a/internal/service/hooks/pre_receive_test.go
+++ b/internal/service/hooks/pre_receive_test.go
@@ -51,6 +51,11 @@ func TestPreReceive(t *testing.T) {
 	testRepo, _, cleanupFn := testhelper.NewTestRepo(t)
 	defer cleanupFn()
 
+	gitObjectDir := "/some/dir"
+	gitAlternateObjectDirs := []string{"a", "b", "c"}
+	testRepo.GitObjectDirectory = gitObjectDir
+	testRepo.GitAlternateObjectDirectories = gitAlternateObjectDirs
+
 	client, conn := newHooksClient(t, serverSocketPath)
 	defer conn.Close()
 
diff --git a/internal/service/hooks/testdata/gitlab-shell/hooks/pre-receive b/internal/service/hooks/testdata/gitlab-shell/hooks/pre-receive
index fc967a761b87920014a2486edcc628fe53ecaf1d..da4aacbdfdcec800d993b1b05f04299b67a03732 100755
--- a/internal/service/hooks/testdata/gitlab-shell/hooks/pre-receive
+++ b/internal/service/hooks/testdata/gitlab-shell/hooks/pre-receive
@@ -3,7 +3,7 @@
 # Tests inputs to pre-receive
 
 abort("FAIL") if $stdin.read.empty?
-abort("FAIL") if %w[GL_ID GL_REPOSITORY GL_PROTOCOL].any? { |k| ENV[k].empty? }
+abort("FAIL") if %w[GL_ID GL_REPOSITORY GL_PROTOCOL GIT_OBJECT_DIRECTORY GIT_ALTERNATE_OBJECT_DIRECTORIES].any? { |k| ENV[k].empty? }
 
 puts "OK"