$ git clone -n https://src.fedoraproject.org/rpms/perl-Astro-FITS-CFITSIO.git /var/lib/mock/f39-build-1873512-42725/root/chroot_tmpdir/scmroot/perl-Astro-FITS-CFITSIO
Cloning into '/var/lib/mock/f39-build-1873512-42725/root/chroot_tmpdir/scmroot/perl-Astro-FITS-CFITSIO'...
$ git fetch origin 217a776843db2c816755b1b39e7d63dd3b4ac7aa:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Astro-FITS-CFITSIO
 * [new ref]         217a776843db2c816755b1b39e7d63dd3b4ac7aa -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 217a776 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild