$ git clone -n https://gitee.com/ywyw22/opus /var/lib/mock/dist-an8.6-build-190624-60742/root/chroot_tmpdir/scmroot/opus
Cloning into '/var/lib/mock/dist-an8.6-build-190624-60742/root/chroot_tmpdir/scmroot/opus'...
$ git fetch origin 53c2801c6ae5bc4a8af3906e4e36ccabbd7fd185:KOJI_FETCH_HEAD
From https://gitee.com/ywyw22/opus
 * [new ref]         53c2801c6ae5bc4a8af3906e4e36ccabbd7fd185 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 53c2801  optimise spec file