$ git clone -n https://src.fedoraproject.org/rpms/systemd-bootchart.git /var/lib/mock/f41-build-850886-165721/root/chroot_tmpdir/scmroot/systemd-bootchart
Cloning into '/var/lib/mock/f41-build-850886-165721/root/chroot_tmpdir/scmroot/systemd-bootchart'...
$ git fetch origin 024665a369948cadbc11ff928b974a38585e92a9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/systemd-bootchart
 * [new ref]         024665a369948cadbc11ff928b974a38585e92a9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 024665a Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild