$ git clone -n https://gitee.com/gcdota930915/gvfs.git /var/lib/mock/dist-an8.8-build-289359-64957/root/chroot_tmpdir/scmroot/gvfs
Cloning into '/var/lib/mock/dist-an8.8-build-289359-64957/root/chroot_tmpdir/scmroot/gvfs'...
$ git fetch origin a8.8:KOJI_FETCH_HEAD
From https://gitee.com/gcdota930915/gvfs
 * [new branch]      a8.8       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7a8ad4c Dummy package gvfs-afc