$ git clone -n https://src.fedoraproject.org/rpms/xfce4-clipman-plugin.git /var/lib/mock/f41-build-side-1-2810777-32921/root/chroot_tmpdir/scmroot/xfce4-clipman-plugin
Cloning into '/var/lib/mock/f41-build-side-1-2810777-32921/root/chroot_tmpdir/scmroot/xfce4-clipman-plugin'...
$ git fetch origin f0a3e731336d25a1276dd84b77a36f333ccd2f12:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xfce4-clipman-plugin
 * [new ref]         f0a3e731336d25a1276dd84b77a36f333ccd2f12 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f0a3e73 convert GPLv2+ license to SPDX