$ git clone -n https://src.fedoraproject.org/rpms/rust-phf0.8.git /var/lib/mock/f38-build-side-43-rust-devel-1417806-31459/root/chroot_tmpdir/scmroot/rust-phf0.8
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1417806-31459/root/chroot_tmpdir/scmroot/rust-phf0.8'...
$ git fetch origin 94f4e95ec0bfcd91e29707c0e496ae3b1801fca2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-phf0.8
 * [new ref]         94f4e95ec0bfcd91e29707c0e496ae3b1801fca2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 94f4e95 Regenerate with rust2rpm v24 and add missing license file