$ git clone -n https://src.fedoraproject.org/rpms/apache-ivy.git /var/lib/mock/f40-build-2065376-49250/root/chroot_tmpdir/scmroot/apache-ivy
Cloning into '/var/lib/mock/f40-build-2065376-49250/root/chroot_tmpdir/scmroot/apache-ivy'...
$ git fetch origin 745bfba0f8fee5e55dc46d7dcce7f4ea0786b5d5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/apache-ivy
 * [new ref]         745bfba0f8fee5e55dc46d7dcce7f4ea0786b5d5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 745bfba Update to version 2.5.2