$ git clone -n https://src.fedoraproject.org/rpms/rust-graphene-rs0.17.git /var/lib/mock/f40-build-2287035-55726/root/chroot_tmpdir/scmroot/rust-graphene-rs0.17
Cloning into '/var/lib/mock/f40-build-2287035-55726/root/chroot_tmpdir/scmroot/rust-graphene-rs0.17'...
$ git fetch origin fd7205e3ecaf9731562116c5fe6947c6a117fd48:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-graphene-rs0.17
 * [new ref]         fd7205e3ecaf9731562116c5fe6947c6a117fd48 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fd7205e Initial import (graphene-rs 0.17 compat package)