$ git clone -n https://gitee.com/src-opencloudos-rpms/glib2.git /var/lib/mock/dist-oc8-build-245031-83257/root/chroot_tmpdir/scmroot/glib2
Cloning into '/var/lib/mock/dist-oc8-build-245031-83257/root/chroot_tmpdir/scmroot/glib2'...
$ git fetch origin 8df443baf1192b7cc0bb5b10631abb6ecbe8254a:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/glib2
 * [new ref]         8df443baf1192b7cc0bb5b10631abb6ecbe8254a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8df443b import glib2-2.56.4-170.tl3