$ git clone -n https://src.fedoraproject.org/rpms/perl-SQL-Abstract-Classic.git /var/lib/mock/f41-build-1146543-21197/root/chroot_tmpdir/scmroot/perl-SQL-Abstract-Classic
Cloning into '/var/lib/mock/f41-build-1146543-21197/root/chroot_tmpdir/scmroot/perl-SQL-Abstract-Classic'...
$ git fetch origin 647f9a0d22eebad285ae54571c1aac495f488859:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-SQL-Abstract-Classic
 * [new ref]         647f9a0d22eebad285ae54571c1aac495f488859 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 647f9a0 Eliminate use of obsolete %patchN syntax (#2283636)