$ git clone -n https://src.fedoraproject.org/rpms/perl-Time-HiRes.git /var/lib/mock/f40-build-731668-104578/root/chroot_tmpdir/scmroot/perl-Time-HiRes
Cloning into '/var/lib/mock/f40-build-731668-104578/root/chroot_tmpdir/scmroot/perl-Time-HiRes'...
$ git fetch origin 21147b5ee3bbe09f59d7c1fcd95492600b64faed:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Time-HiRes
 * [new ref]         21147b5ee3bbe09f59d7c1fcd95492600b64faed -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 21147b5 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild