$ git clone -n https://src.fedoraproject.org/rpms/libxslxwriter.git /var/lib/mock/f40-build-2297934-56509/root/chroot_tmpdir/scmroot/libxslxwriter
Cloning into '/var/lib/mock/f40-build-2297934-56509/root/chroot_tmpdir/scmroot/libxslxwriter'...
$ git fetch origin 1a6c6a81c5b5fa222882115b087141b303d23579:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libxslxwriter
 * [new ref]         1a6c6a81c5b5fa222882115b087141b303d23579 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1a6c6a8 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild