$ git clone -n https://src.fedoraproject.org/rpms/golang-github-logrusorgru-aurora4.git /var/lib/mock/f45-build-12192-439/root/chroot_tmpdir/scmroot/golang-github-logrusorgru-aurora4
Cloning into '/var/lib/mock/f45-build-12192-439/root/chroot_tmpdir/scmroot/golang-github-logrusorgru-aurora4'...
$ git fetch origin 22b1f1dc9e7c8915e5a841650b8952f46331d9d6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-logrusorgru-aurora4
 * [new ref]         22b1f1dc9e7c8915e5a841650b8952f46331d9d6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 22b1f1d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild