$ git clone -n https://src.fedoraproject.org/rpms/golang-github-vmware-govmomi.git /var/lib/mock/f41-build-side-1-3050033-37952/root/chroot_tmpdir/scmroot/golang-github-vmware-govmomi
Cloning into '/var/lib/mock/f41-build-side-1-3050033-37952/root/chroot_tmpdir/scmroot/golang-github-vmware-govmomi'...
$ git fetch origin d261dac5681b6488f306823d9c14f96233402990:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-vmware-govmomi
 * [new ref]         d261dac5681b6488f306823d9c14f96233402990 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d261dac Fix FTBFS