$ git clone -n https://src.fedoraproject.org/rpms/librecad.git /var/lib/mock/f41-build-832224-14881/root/chroot_tmpdir/scmroot/librecad
Cloning into '/var/lib/mock/f41-build-832224-14881/root/chroot_tmpdir/scmroot/librecad'...
$ git fetch origin 6ffcc93dd0963e53fd0f5860a7b3d478071d3c39:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/librecad
 * [new ref]         6ffcc93dd0963e53fd0f5860a7b3d478071d3c39 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6ffcc93 Fix flatpak build