$ git clone -n https://src.fedoraproject.org/rpms/rust-vm-superio.git /var/lib/mock/f45-build-46096-830/root/chroot_tmpdir/scmroot/rust-vm-superio
Cloning into '/var/lib/mock/f45-build-46096-830/root/chroot_tmpdir/scmroot/rust-vm-superio'...
$ git fetch origin f248bc520acc225708bbc7222e0ad700e0035bdf:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-vm-superio
 * [new ref]         f248bc520acc225708bbc7222e0ad700e0035bdf -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f248bc5 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild