$ git clone -n https://src.fedoraproject.org/rpms/deepin-util-dfm.git /var/lib/mock/f41-build-828068-155531/root/chroot_tmpdir/scmroot/deepin-util-dfm
Cloning into '/var/lib/mock/f41-build-828068-155531/root/chroot_tmpdir/scmroot/deepin-util-dfm'...
$ git fetch origin b2993cb81d1b67de616dd4976d01d02bb41dc008:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/deepin-util-dfm
 * [new ref]         b2993cb81d1b67de616dd4976d01d02bb41dc008 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b2993cb Update to 1.3.2 upstream release