$ git clone -n https://src.fedoraproject.org/rpms/rubygem-nokogiri.git /var/lib/mock/f41-build-819841-151939/root/chroot_tmpdir/scmroot/rubygem-nokogiri
Cloning into '/var/lib/mock/f41-build-819841-151939/root/chroot_tmpdir/scmroot/rubygem-nokogiri'...
$ git fetch origin dc2d2dd961f44d5e3fe492c519ebd7a476cea1a5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rubygem-nokogiri
 * [new ref]         dc2d2dd961f44d5e3fe492c519ebd7a476cea1a5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dc2d2dd Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild