$ git clone -n https://src.fedoraproject.org/rpms/xfce4-eyes-plugin.git /var/lib/mock/f41-build-side-1-2826634-33435/root/chroot_tmpdir/scmroot/xfce4-eyes-plugin
Cloning into '/var/lib/mock/f41-build-side-1-2826634-33435/root/chroot_tmpdir/scmroot/xfce4-eyes-plugin'...
$ git fetch origin e1fb8392eec2fad92dc4a8d240f1037a0e2938ed:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xfce4-eyes-plugin
 * [new ref]         e1fb8392eec2fad92dc4a8d240f1037a0e2938ed -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e1fb839 convert GPLv2+ license to SPDX