$ git clone -n https://src.fedoraproject.org/rpms/perl-Net-DHCP.git /var/lib/mock/f40-build-2019562-46535/root/chroot_tmpdir/scmroot/perl-Net-DHCP
Cloning into '/var/lib/mock/f40-build-2019562-46535/root/chroot_tmpdir/scmroot/perl-Net-DHCP'...
$ git fetch origin bb2679f3396fdd6ce38628a54a54d5735879e18b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Net-DHCP
 * [new ref]         bb2679f3396fdd6ce38628a54a54d5735879e18b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bb2679f Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild