$ git clone -n https://src.fedoraproject.org/rpms/python-tmuxp.git /var/lib/mock/f41-build-side-1-3135887-39768/root/chroot_tmpdir/scmroot/python-tmuxp
Cloning into '/var/lib/mock/f41-build-side-1-3135887-39768/root/chroot_tmpdir/scmroot/python-tmuxp'...
$ git fetch origin 023db8fb710fd72435b68086186054fc80cf60e7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-tmuxp
 * [new ref]         023db8fb710fd72435b68086186054fc80cf60e7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 023db8f Unretirement Releng Request: https://pagure.io/releng/issue/12287