$ git clone -n https://src.fedoraproject.org/rpms/perl-Class-DBI-mysql.git /var/lib/mock/f41-build-side-1-3095171-39308/root/chroot_tmpdir/scmroot/perl-Class-DBI-mysql
Cloning into '/var/lib/mock/f41-build-side-1-3095171-39308/root/chroot_tmpdir/scmroot/perl-Class-DBI-mysql'...
$ git fetch origin 9c9bec0ee221827c7e13a1837face6c6499a5d6b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Class-DBI-mysql
 * [new ref]         9c9bec0ee221827c7e13a1837face6c6499a5d6b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9c9bec0 convert GPL+ or Artistic license to SPDX