$ git clone -n https://src.fedoraproject.org/rpms/perl-Sys-Path.git /var/lib/mock/f39-build-1451323-32806/root/chroot_tmpdir/scmroot/perl-Sys-Path
Cloning into '/var/lib/mock/f39-build-1451323-32806/root/chroot_tmpdir/scmroot/perl-Sys-Path'...
$ git fetch origin b6a7ff615d4e7985aa8e21abe2a1a9440577b7b6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Sys-Path
 * [new ref]         b6a7ff615d4e7985aa8e21abe2a1a9440577b7b6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b6a7ff6 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild