$ git clone -n https://gitee.com/Weisson/device-mapper-multipath.git /var/lib/mock/dist-an8.9-build-384398-71925/root/chroot_tmpdir/scmroot/device-mapper-multipath
Cloning into '/var/lib/mock/dist-an8.9-build-384398-71925/root/chroot_tmpdir/scmroot/device-mapper-multipath'...
$ git fetch origin 3dcffe2381bf2925a819535c55a22572acdb0af7:KOJI_FETCH_HEAD
From https://gitee.com/Weisson/device-mapper-multipath
 * [new ref]         3dcffe2381bf2925a819535c55a22572acdb0af7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3dcffe2 modify OPTFLAGS for sw_64.