$ git clone -n https://gitee.com/src-opencloudos-rpms/glib2.git /var/lib/mock/dist-oc9-build-211338-80695/root/chroot_tmpdir/scmroot/glib2
Cloning into '/var/lib/mock/dist-oc9-build-211338-80695/root/chroot_tmpdir/scmroot/glib2'...
$ git fetch origin b2da3c9fce430f3d4fcb438094828fdbe1aea1f8:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/glib2
 * [new ref]         b2da3c9fce430f3d4fcb438094828fdbe1aea1f8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b2da3c9 import glib2-2.78.3-10.tl4