$ git clone -n https://src.fedoraproject.org/rpms/perl-Convert-ASN1.git /var/lib/mock/f45-build-22575-593/root/chroot_tmpdir/scmroot/perl-Convert-ASN1
Cloning into '/var/lib/mock/f45-build-22575-593/root/chroot_tmpdir/scmroot/perl-Convert-ASN1'...
$ git fetch origin 6448fe08f3dc591cbce4c83dac14aef0e7621205:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Convert-ASN1
 * [new ref]         6448fe08f3dc591cbce4c83dac14aef0e7621205 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6448fe0 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild