$ git clone -n https://gitee.com/src-anolis-epao/zerofree.git /var/lib/mock/dist-an8-epao-build-417394-72600/root/chroot_tmpdir/scmroot/zerofree
Cloning into '/var/lib/mock/dist-an8-epao-build-417394-72600/root/chroot_tmpdir/scmroot/zerofree'...
$ git fetch origin a8:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-epao/zerofree
 * [new branch]      a8         -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ce9bdf1 update to zerofree-1.1.1-3.el8.src.rpm