$ git clone -n https://src.fedoraproject.org/rpms/goarrange.git /var/lib/mock/f45-build-11660-433/root/chroot_tmpdir/scmroot/goarrange
Cloning into '/var/lib/mock/f45-build-11660-433/root/chroot_tmpdir/scmroot/goarrange'...
$ git fetch origin 90c955c7383298e6611615c563ac011ce7dcd62d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/goarrange
 * [new ref]         90c955c7383298e6611615c563ac011ce7dcd62d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 90c955c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild