add BuildRequires for loongarch64

Signed-off-by: Jingyun Hua <huajingyun@loongson.cn>
(cherry picked from commit 6540e17a17b88cdd8a0a73d6ebd9f12fbc1fc9ee)

mutter.spec

@@ -1,6 +1,6 @@
 Name:          mutter
 Version:       3.38.4
-Release:       5
+Release:       6
 Summary:       Window and compositing manager based on Clutter
 License:       GPLv2+
 URL:           https://www.gnome.org
@@ -19,7 +19,7 @@ BuildRequires: pkgconfig(graphene-gobject-1.0) pkgconfig(libpipewire-0.3) >= 0.3
 BuildRequires: gnome-settings-daemon-devel meson
 BuildRequires: pkgconfig(wayland-eglstream) xorg-x11-server-Xwayland
 BuildRequires: cvt
-%ifarch riscv64
+%ifarch riscv64 loongarch64
 BuildRequires: pkgconfig(libdrm)
 BuildRequires: pkgconfig(sysprof-capture-4)
 %endif
@@ -97,6 +97,9 @@ echo "/usr/lib64/mutter-7" > %{buildroot}/etc/ld.so.conf.d/%{name}-%{_arch}.conf
 %{_mandir}/man1/*.1.gz
 
 %changelog
+* Tue Dec 13 2022 huajingyun <huajingyun@loongson.cn> - 3.38.4-6
+- add BuildRequires for loongarch64
+
 * Wed Aug 10 2022 Wenlong Ding <wenlong.ding@turbolinux.com.cn> - 3.38.4-5
 - add BuildRequires for riscv from <xiaoqian@nj.iscas.ac.cn> @ Wed Jan 12 2022