$ git clone -n https://gitee.com/src-opencloudos-rpms/exempi.git /var/lib/mock/dist-oc8-build-74134-49624/root/chroot_tmpdir/scmroot/exempi
Cloning into '/var/lib/mock/dist-oc8-build-74134-49624/root/chroot_tmpdir/scmroot/exempi'...
$ git fetch origin aedd27374788ddce6465b8c5b70c77263fb357e5:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/exempi
 * [new ref]         aedd27374788ddce6465b8c5b70c77263fb357e5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aedd273 import exempi-2.4.5-4.tl3