$ git clone -n https://src.fedoraproject.org/rpms/perl-Array-IntSpan.git /var/lib/mock/f45-build-21793-588/root/chroot_tmpdir/scmroot/perl-Array-IntSpan
Cloning into '/var/lib/mock/f45-build-21793-588/root/chroot_tmpdir/scmroot/perl-Array-IntSpan'...
$ git fetch origin ae73259829bc762595833c43ac869b967949a545:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Array-IntSpan
 * [new ref]         ae73259829bc762595833c43ac869b967949a545 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ae73259 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild