$ git clone -n https://gitee.com/alpha-wang/unixbench.git /var/lib/mock/dist-an8-epao-build-419623-72889/root/chroot_tmpdir/scmroot/unixbench
Cloning into '/var/lib/mock/dist-an8-epao-build-419623-72889/root/chroot_tmpdir/scmroot/unixbench'...
$ git fetch origin 40b2a4ae319fc765c6ce9a4c229bfbc9ba8e23d4:KOJI_FETCH_HEAD
From https://gitee.com/alpha-wang/unixbench
 * [new ref]         40b2a4ae319fc765c6ce9a4c229bfbc9ba8e23d4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 40b2a4a init to 5.1.3