$ git clone -n https://src.fedoraproject.org/rpms/freecell-solver.git /var/lib/mock/f45-build-9217-400/root/chroot_tmpdir/scmroot/freecell-solver
Cloning into '/var/lib/mock/f45-build-9217-400/root/chroot_tmpdir/scmroot/freecell-solver'...
$ git fetch origin 88bed6393237a8ca6e760f988c062f1feb29cfa7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/freecell-solver
 * [new ref]         88bed6393237a8ca6e760f988c062f1feb29cfa7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 88bed63 Fix build by not testing ".ninja_deps" for trailing whitespace