$ git clone -n https://src.fedoraproject.org/rpms/golang-gopkg-jcmturner-aescts-1.git /var/lib/mock/f45-build-12724-443/root/chroot_tmpdir/scmroot/golang-gopkg-jcmturner-aescts-1
Cloning into '/var/lib/mock/f45-build-12724-443/root/chroot_tmpdir/scmroot/golang-gopkg-jcmturner-aescts-1'...
$ git fetch origin 402b7ae62d53da9a4ac31544478654f4c1130a50:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-gopkg-jcmturner-aescts-1
 * [new ref]         402b7ae62d53da9a4ac31544478654f4c1130a50 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 402b7ae Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild