$ git clone -n https://src.fedoraproject.org/rpms/glslang.git /var/lib/mock/f40-build-2722561-73094/root/chroot_tmpdir/scmroot/glslang
Cloning into '/var/lib/mock/f40-build-2722561-73094/root/chroot_tmpdir/scmroot/glslang'...
$ git fetch origin 36e16a7b871951e8c35fdbd610808a73bd009403:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/glslang
 * [new ref]         36e16a7b871951e8c35fdbd610808a73bd009403 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 36e16a7 Remove "find_dependency(SPIRV-Tools-opt)" introduced in 1.3.280.0