$ git clone -n https://src.fedoraproject.org/rpms/todocli.git /var/lib/mock/f43-build-61078112-6588721/root/chroot_tmpdir/scmroot/todocli
Cloning into '/var/lib/mock/f43-build-61078112-6588721/root/chroot_tmpdir/scmroot/todocli'...
$ git fetch origin f8dc96e9cd26716bb1fa9c99e3b810938259516f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/todocli
 * [new ref]         f8dc96e9cd26716bb1fa9c99e3b810938259516f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f8dc96e Stop using deprecated py3_build/py3_install macros https://bugzilla.redhat.com/show_bug.cgi?id=2378474