$ git clone -n https://src.fedoraproject.org/rpms/zlib-ng.git /var/lib/mock/f40-build-730480-103430/root/chroot_tmpdir/scmroot/zlib-ng
Cloning into '/var/lib/mock/f40-build-730480-103430/root/chroot_tmpdir/scmroot/zlib-ng'...
$ git fetch origin 8057d059820e06e4a4e72cbf35617d1d2ec3441e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/zlib-ng
 * [new ref]         8057d059820e06e4a4e72cbf35617d1d2ec3441e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8057d05 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild