$ git clone -n https://src.fedoraproject.org/rpms/voms-clients-java.git /var/lib/mock/f42-build-side-1-3503350-45980/root/chroot_tmpdir/scmroot/voms-clients-java
Cloning into '/var/lib/mock/f42-build-side-1-3503350-45980/root/chroot_tmpdir/scmroot/voms-clients-java'...
$ git fetch origin eb7cdfd063c342f63ac30b8fd9adbf1b8dbae651:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/voms-clients-java
 * [new ref]         eb7cdfd063c342f63ac30b8fd9adbf1b8dbae651 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at eb7cdfd Update to version 3.3.5