$ git clone -n https://src.fedoraproject.org/rpms/mingw-python-ephem.git /var/lib/mock/f45-build-18669-525/root/chroot_tmpdir/scmroot/mingw-python-ephem
Cloning into '/var/lib/mock/f45-build-18669-525/root/chroot_tmpdir/scmroot/mingw-python-ephem'...
$ git fetch origin 9ee233994e04e5b055122af3fc009eb6b9a86707:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mingw-python-ephem
 * [new ref]         9ee233994e04e5b055122af3fc009eb6b9a86707 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9ee2339 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild