$ git clone -n https://gitee.com/src-opencloudos-rpms/jackson-databind.git /var/lib/mock/dist-oc9-build-253432-84295/root/chroot_tmpdir/scmroot/jackson-databind
Cloning into '/var/lib/mock/dist-oc9-build-253432-84295/root/chroot_tmpdir/scmroot/jackson-databind'...
$ git fetch origin ac82c8f91fbf53c5a993bfb4684ab70126e9cd16:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/jackson-databind
 * [new ref]         ac82c8f91fbf53c5a993bfb4684ab70126e9cd16 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ac82c8f import jackson-databind-2.14.2-5.tl4.4