$ git clone -n https://src.fedoraproject.org/rpms/perl.git /var/lib/mock/f40-build-777859-129593/root/chroot_tmpdir/scmroot/perl
Cloning into '/var/lib/mock/f40-build-777859-129593/root/chroot_tmpdir/scmroot/perl'...
$ git fetch origin e1eb0f957299e5bcd4b5f1503db7c8f224ddb27d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl
 * [new ref]         e1eb0f957299e5bcd4b5f1503db7c8f224ddb27d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e1eb0f9 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild