$ git clone -n https://gitee.com/src-anolis-epao/memtester.git /var/lib/mock/dist-an8-epao-build-417383-72600/root/chroot_tmpdir/scmroot/memtester
Cloning into '/var/lib/mock/dist-an8-epao-build-417383-72600/root/chroot_tmpdir/scmroot/memtester'...
$ git fetch origin a8:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-epao/memtester
 * [new branch]      a8         -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0852353 update to memtester-4.7.1-1.el8.src.rpm