$ git clone -n https://src.fedoraproject.org/rpms/rust-ordered-float2.git /var/lib/mock/f40-build-2083018-49887/root/chroot_tmpdir/scmroot/rust-ordered-float2
Cloning into '/var/lib/mock/f40-build-2083018-49887/root/chroot_tmpdir/scmroot/rust-ordered-float2'...
$ git fetch origin 02f64fa85c4b76bafdec09abf919ac58afd4f16c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-ordered-float2
 * [new ref]         02f64fa85c4b76bafdec09abf919ac58afd4f16c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 02f64fa Update to version 2.10.1