$ git clone -n https://src.fedoraproject.org/rpms/rust-procfs.git /var/lib/mock/f42-build-3270411-41264/root/chroot_tmpdir/scmroot/rust-procfs
Cloning into '/var/lib/mock/f42-build-3270411-41264/root/chroot_tmpdir/scmroot/rust-procfs'...
$ git fetch origin d77949886cfbe9fe6214c213606a46d096165852:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-procfs
 * [new ref]         d77949886cfbe9fe6214c213606a46d096165852 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d779498 Remove dev-dependency on failure, omitting a single integration test