$ git clone -n https://src.fedoraproject.org/rpms/cronie.git /var/lib/mock/eln-build-side-110872-59166184-6571439/root/chroot_tmpdir/scmroot/cronie
Cloning into '/var/lib/mock/eln-build-side-110872-59166184-6571439/root/chroot_tmpdir/scmroot/cronie'...
$ git fetch origin c4ababaa6b628a8b286bae7cd0f621eabae25287:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cronie
 * [new ref]         c4ababaa6b628a8b286bae7cd0f621eabae25287 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c4ababa Install crond.service into /usr/lib