$ git clone -n https://src.fedoraproject.org/rpms/rust-infer.git /var/lib/mock/f42-build-3231254-41191/root/chroot_tmpdir/scmroot/rust-infer
Cloning into '/var/lib/mock/f42-build-3231254-41191/root/chroot_tmpdir/scmroot/rust-infer'...
$ git fetch origin 79a8c15c518d35a74c8b317aa4ce9169f63c6cb8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-infer
 * [new ref]         79a8c15c518d35a74c8b317aa4ce9169f63c6cb8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 79a8c15 Orphaned for 6+ weeks