$ git clone -n https://src.fedoraproject.org/rpms/rust-ashpd.git /var/lib/mock/f42-build-side-1-3589349-46957/root/chroot_tmpdir/scmroot/rust-ashpd
Cloning into '/var/lib/mock/f42-build-side-1-3589349-46957/root/chroot_tmpdir/scmroot/rust-ashpd'...
$ git fetch origin 276f3eecf36b816b9939027ded7abcda0adab176:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-ashpd
 * [new ref]         276f3eecf36b816b9939027ded7abcda0adab176 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 276f3ee Enable subpackages for raw_handle feature