$ git clone -n https://gitee.com/jgmu/omnispace-logos.git /var/lib/mock/dist-an8.9-build-370308-71163/root/chroot_tmpdir/scmroot/omnispace-logos
Cloning into '/var/lib/mock/dist-an8.9-build-370308-71163/root/chroot_tmpdir/scmroot/omnispace-logos'...
$ git fetch origin a6184e4aa54261b4c15fb1443d53ee76e2076c3c:KOJI_FETCH_HEAD
From https://gitee.com/jgmu/omnispace-logos
 * [new ref]         a6184e4aa54261b4c15fb1443d53ee76e2076c3c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a6184e4 debrand again