$ git clone -n https://src.fedoraproject.org/rpms/perl-XML-Bare.git /var/lib/mock/f40-build-732357-104706/root/chroot_tmpdir/scmroot/perl-XML-Bare
Cloning into '/var/lib/mock/f40-build-732357-104706/root/chroot_tmpdir/scmroot/perl-XML-Bare'...
$ git fetch origin cf70d5adf7aa1e1dabc54ebcfc14400b8218bf60:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-XML-Bare
 * [new ref]         cf70d5adf7aa1e1dabc54ebcfc14400b8218bf60 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cf70d5a Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild