$ git clone -n https://src.fedoraproject.org/rpms/voms-api-java.git /var/lib/mock/f42-build-side-1-3501061-45971/root/chroot_tmpdir/scmroot/voms-api-java
Cloning into '/var/lib/mock/f42-build-side-1-3501061-45971/root/chroot_tmpdir/scmroot/voms-api-java'...
$ git fetch origin 180d7d53057b3858bc123105ddcd9352bd22b281:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/voms-api-java
 * [new ref]         180d7d53057b3858bc123105ddcd9352bd22b281 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 180d7d5 Update to version 3.3.5