$ git clone -n https://src.fedoraproject.org/rpms/c-icap-modules.git /var/lib/mock/f42-build-side-1-3499390-45964/root/chroot_tmpdir/scmroot/c-icap-modules
Cloning into '/var/lib/mock/f42-build-side-1-3499390-45964/root/chroot_tmpdir/scmroot/c-icap-modules'...
$ git fetch origin 99155f6d7e8c8038323fd9bce46f35b119625ecd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/c-icap-modules
 * [new ref]         99155f6d7e8c8038323fd9bce46f35b119625ecd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 99155f6 Updated to latest repo commits