$ git clone -n https://gitee.com/src-opencloudos-rpms/glib2.git /var/lib/mock/dist-oc9-build-125319-74899/root/chroot_tmpdir/scmroot/glib2
Cloning into '/var/lib/mock/dist-oc9-build-125319-74899/root/chroot_tmpdir/scmroot/glib2'...
$ git fetch origin 1a94b1eab421d599d68dbeb0d43500749d301c3b:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/glib2
 * [new ref]         1a94b1eab421d599d68dbeb0d43500749d301c3b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1a94b1e import glib2-2.78.3-8.tl4