$ git clone -n https://src.fedoraproject.org/rpms/tmux.git /var/lib/mock/f41-build-856109-167444/root/chroot_tmpdir/scmroot/tmux
Cloning into '/var/lib/mock/f41-build-856109-167444/root/chroot_tmpdir/scmroot/tmux'...
$ git fetch origin b37dc208dd8fbf0151bcb0191a5d5042c7adb707:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/tmux
 * [new ref]         b37dc208dd8fbf0151bcb0191a5d5042c7adb707 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b37dc20 remove unused patch