$ git clone -n https://src.fedoraproject.org/rpms/perl-MogileFS-Server.git /var/lib/mock/f40-build-2306357-57151/root/chroot_tmpdir/scmroot/perl-MogileFS-Server
Cloning into '/var/lib/mock/f40-build-2306357-57151/root/chroot_tmpdir/scmroot/perl-MogileFS-Server'...
$ git fetch origin 0853495a2ab843b4e4816667c62cf460e67c42ae:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-MogileFS-Server
 * [new ref]         0853495a2ab843b4e4816667c62cf460e67c42ae -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0853495 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild