$ git clone -n https://src.fedoraproject.org/rpms/rust-add-determinism.git /var/lib/mock/f45-bootstrap-160-106/root/chroot_tmpdir/scmroot/rust-add-determinism
Cloning into '/var/lib/mock/f45-bootstrap-160-106/root/chroot_tmpdir/scmroot/rust-add-determinism'...
$ git fetch origin 031c7c6c3b1b82755e9638ad31ccd4d4cb38aee8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-add-determinism
 * [new ref]         031c7c6c3b1b82755e9638ad31ccd4d4cb38aee8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 031c7c6 Allow building against rlimit 0.11.x