$ git clone -n https://gitee.com/src-opencloudos-rpms/glib2.git /var/lib/mock/dist-oc9-build-119387-70399/root/chroot_tmpdir/scmroot/glib2
Cloning into '/var/lib/mock/dist-oc9-build-119387-70399/root/chroot_tmpdir/scmroot/glib2'...
$ git fetch origin c4f4ddfada1aac5b750a2e9ab3541b5639f3f435:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/glib2
 * [new ref]         c4f4ddfada1aac5b750a2e9ab3541b5639f3f435 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c4f4ddf import glib2-2.78.3-5.tl4