$ git clone -n https://gitee.com/src-opencloudos-rpms/imaptest.git /var/lib/mock/dist-oc9-build-50182-14595/root/chroot_tmpdir/scmroot/imaptest
Cloning into '/var/lib/mock/dist-oc9-build-50182-14595/root/chroot_tmpdir/scmroot/imaptest'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/imaptest
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c2a6b31 import imaptest-20210705-3.tl4