$ git clone -n https://src.fedoraproject.org/rpms/perl-Convert-Bencode_XS.git /var/lib/mock/f45-build-22586-593/root/chroot_tmpdir/scmroot/perl-Convert-Bencode_XS
Cloning into '/var/lib/mock/f45-build-22586-593/root/chroot_tmpdir/scmroot/perl-Convert-Bencode_XS'...
$ git fetch origin 0ade9a5a665d029587cc92973869cfaf981efb35:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Convert-Bencode_XS
 * [new ref]         0ade9a5a665d029587cc92973869cfaf981efb35 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0ade9a5 Perl 5.44 rebuild