$ git clone -n https://gitee.com/src-opencloudos-rpms/jasper.git /var/lib/mock/dist-oc9-build-229577-81369/root/chroot_tmpdir/scmroot/jasper
Cloning into '/var/lib/mock/dist-oc9-build-229577-81369/root/chroot_tmpdir/scmroot/jasper'...
$ git fetch origin e6664419de8e8fb8da6c940b68c7a4cf06f34732:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/jasper
 * [new ref]         e6664419de8e8fb8da6c940b68c7a4cf06f34732 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e666441 import jasper-4.0.0-8.tl4