$ git clone -n https://src.fedoraproject.org/rpms/dietlibc.git /var/lib/mock/f40-build-2651074-66879/root/chroot_tmpdir/scmroot/dietlibc
Cloning into '/var/lib/mock/f40-build-2651074-66879/root/chroot_tmpdir/scmroot/dietlibc'...
$ git fetch origin 8b585bcf2f5407f06b5b2017d486730f63eb53cd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dietlibc
 * [new ref]         8b585bcf2f5407f06b5b2017d486730f63eb53cd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8b585bc Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild