$ git clone -n https://src.fedoraproject.org/rpms/NetworkManager-iodine.git /var/lib/mock/f40-build-800775-143619/root/chroot_tmpdir/scmroot/NetworkManager-iodine
Cloning into '/var/lib/mock/f40-build-800775-143619/root/chroot_tmpdir/scmroot/NetworkManager-iodine'...
$ git fetch origin 0005377a06a85fa0c8afd3275dfe4b8e7902d8a2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/NetworkManager-iodine
 * [new ref]         0005377a06a85fa0c8afd3275dfe4b8e7902d8a2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0005377 Bump version after fix