$ git clone -n https://gitee.com/fundawang/glib2.git /var/lib/mock/dist-an23-build-353374-71018/root/chroot_tmpdir/scmroot/glib2
Cloning into '/var/lib/mock/dist-an23-build-353374-71018/root/chroot_tmpdir/scmroot/glib2'...
$ git fetch origin db4f254d57ae3559025df7cd8b5e2f2624fbbac7:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/glib2
 * [new ref]         db4f254d57ae3559025df7cd8b5e2f2624fbbac7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at db4f254 2.78.4