$ git clone -n https://src.fedoraproject.org/rpms/rust-vm-memory0.16.git /var/lib/mock/f45-build-46097-830/root/chroot_tmpdir/scmroot/rust-vm-memory0.16
Cloning into '/var/lib/mock/f45-build-46097-830/root/chroot_tmpdir/scmroot/rust-vm-memory0.16'...
$ git fetch origin 10827d78c7ea1dee4fc1843bd0ec86fb3a55f131:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-vm-memory0.16
 * [new ref]         10827d78c7ea1dee4fc1843bd0ec86fb3a55f131 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 10827d7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild