$ git clone -n https://gitee.com/src-opencloudos-rpms/epol-release.git /var/lib/mock/dist-oc9-build-246132-83436/root/chroot_tmpdir/scmroot/epol-release
Cloning into '/var/lib/mock/dist-oc9-build-246132-83436/root/chroot_tmpdir/scmroot/epol-release'...
$ git fetch origin 73f94a6659c78f90b943f60b0e120ba18d7c7101:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/epol-release
 * [new ref]         73f94a6659c78f90b943f60b0e120ba18d7c7101 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 73f94a6 import epol-release-9-11.tl4