$ git clone -n https://src.fedoraproject.org/rpms/voms-clients-java.git /var/lib/mock/f41-build-1045801-19063/root/chroot_tmpdir/scmroot/voms-clients-java
Cloning into '/var/lib/mock/f41-build-1045801-19063/root/chroot_tmpdir/scmroot/voms-clients-java'...
$ git fetch origin bbfa3a2263b2c9acc05cb7cf8e14b93943dbe28b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/voms-clients-java
 * [new ref]         bbfa3a2263b2c9acc05cb7cf8e14b93943dbe28b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bbfa3a2 Update License tags (SPDX)