$ git clone -n https://gitee.com/src-opencloudos-rpms/glib2.git /var/lib/mock/dist-oc9-build-238543-82538/root/chroot_tmpdir/scmroot/glib2
Cloning into '/var/lib/mock/dist-oc9-build-238543-82538/root/chroot_tmpdir/scmroot/glib2'...
$ git fetch origin 612777758941a1e53fb6de786d27d407538a3d6c:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/glib2
 * [new ref]         612777758941a1e53fb6de786d27d407538a3d6c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6127777 import glib2-2.78.3-15.tl4