$ git clone -n https://gitee.com/src-opencloudos-rpms/sssd.git /var/lib/mock/dist-oc9-build-222499-81012/root/chroot_tmpdir/scmroot/sssd
Cloning into '/var/lib/mock/dist-oc9-build-222499-81012/root/chroot_tmpdir/scmroot/sssd'...
$ git fetch origin 6e028c937a2e33c480939068be7f49dc0b539a76:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/sssd
 * [new ref]         6e028c937a2e33c480939068be7f49dc0b539a76 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6e028c9 import sssd-2.9.4-6.tl4