$ git clone -n https://src.fedoraproject.org/rpms/xbase.git /var/lib/mock/f42-build-side-1-3588276-46944/root/chroot_tmpdir/scmroot/xbase
Cloning into '/var/lib/mock/f42-build-side-1-3588276-46944/root/chroot_tmpdir/scmroot/xbase'...
$ git fetch origin 0fe6e4d3aad89cef0b166d39e5c7c474fd2b1b43:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xbase
 * [new ref]         0fe6e4d3aad89cef0b166d39e5c7c474fd2b1b43 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0fe6e4d Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild