$ git clone -n https://src.fedoraproject.org/rpms/perl-Filesys-Statvfs.git /var/lib/mock/f40-build-2017432-46310/root/chroot_tmpdir/scmroot/perl-Filesys-Statvfs
Cloning into '/var/lib/mock/f40-build-2017432-46310/root/chroot_tmpdir/scmroot/perl-Filesys-Statvfs'...
$ git fetch origin 2919547ec2256dc469ecc7a55140161d0097e828:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Filesys-Statvfs
 * [new ref]         2919547ec2256dc469ecc7a55140161d0097e828 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2919547 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild