$ git clone -n https://src.fedoraproject.org/rpms/icaro.git /var/lib/mock/f39-build-1807921-41827/root/chroot_tmpdir/scmroot/icaro
Cloning into '/var/lib/mock/f39-build-1807921-41827/root/chroot_tmpdir/scmroot/icaro'...
$ git fetch origin 716a2f8c46459b25cbd1839b3ed1cf7d256a36c6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/icaro
 * [new ref]         716a2f8c46459b25cbd1839b3ed1cf7d256a36c6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 716a2f8 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild