$ git clone -n https://git.cclinux.org/stage/rpms/glslang.git /var/lib/mock/dist-circle9-build-120534-85206/root/chroot_tmpdir/scmroot/glslang
Cloning into '/var/lib/mock/dist-circle9-build-120534-85206/root/chroot_tmpdir/scmroot/glslang'...
$ git fetch origin 986a5f8bc2049889378a53c4a108756a93fbfd9e:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/glslang
 * [new ref]         986a5f8bc2049889378a53c4a108756a93fbfd9e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 986a5f8 import glslang-13.1.1-1.el9