$ git clone -n https://gitee.com/src-opencloudos-rpms/patch.git /var/lib/mock/dist-oc8-build-255285-84507/root/chroot_tmpdir/scmroot/patch
Cloning into '/var/lib/mock/dist-oc8-build-255285-84507/root/chroot_tmpdir/scmroot/patch'...
$ git fetch origin e3dc5a330d9b29bf6103e839b06944e89c1aae12:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/patch
 * [new ref]         e3dc5a330d9b29bf6103e839b06944e89c1aae12 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e3dc5a3 import patch-2.7.6-12.tl3